Lint and format javascript.

Running glint and clang-format on JavaScript files.

Bug: 487804, 802170
Cq-Include-Trybots: master.tryserver.chromium.mac:ios-simulator-cronet;master.tryserver.chromium.mac:ios-simulator-full-configs
Change-Id: Ic13a1a141b74b761b83d5aee20c0f4bff384b57b
Reviewed-on: https://chromium-review.googlesource.com/919263Reviewed-by: Moe Ahmadi <mahmadi@chromium.org>
Reviewed-by: Eugene But <eugenebut@chromium.org>
Commit-Queue: Olivier Robin <olivierrobin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#537295}

components/autofill/ios/browser/resources/suggestion_controller.js

@@ -24,25 +24,23 @@ __gCrWeb.suggestion = {};
 // minification.
 __gCrWeb['suggestion'] = __gCrWeb.suggestion;
 
- /**
+/**
  * Returns the element with the specified name that is a child of the
  * specified parent element.
  * @param {Element} parent The parent of the desired element.
  * @param {string} name The name of the desired element.
  * @return {Element} The element if found, otherwise null;
  */
- var getElementByNameWithParent_ = function(parent, name) {
-   if (parent.name === name)
-     return parent;
+var getElementByNameWithParent_ = function(parent, name) {
+  if (parent.name === name) return parent;
 
   var el;
   for (var i = 0; i < parent.children.length; i++) {
     el = getElementByNameWithParent_(parent.children[i], name);
-     if (el)
-       return el;
+    if (el) return el;
   }
   return null;
- };
+};
 
 /**
  * Returns the first element in |elements| that is later than |elementToCompare|
@@ -57,8 +55,8 @@ __gCrWeb['suggestion'] = __gCrWeb.suggestion;
  * @return {Element} the first element in |elements| that is later than
  *     |elementToCompare| in tab order if there is one; null otherwise.
  */
-__gCrWeb.suggestion.getNextElementInTabOrder =
-    function(elementToCompare, elementList) {
+__gCrWeb.suggestion.getNextElementInTabOrder = function(
+    elementToCompare, elementList) {
   var elements = [];
   for (var i = 0; i < elementList.length; ++i) {
     elements[i] = elementList[i];
@@ -109,8 +107,8 @@ __gCrWeb.suggestion.getNextElementInTabOrder =
  * @return {Element} the last element in |elements| that is earlier than
  *     |elementToCompare| in tab order if there is one; null otherwise.
  */
-__gCrWeb.suggestion.getPreviousElementInTabOrder =
-    function(elementToCompare, elementList) {
+__gCrWeb.suggestion.getPreviousElementInTabOrder = function(
+    elementToCompare, elementList) {
   var elements = [];
   for (var i = 0; i < elementList.length; ++i) {
     elements[i] = elementList[i];
@@ -165,8 +163,8 @@ __gCrWeb.suggestion.getPreviousElementInTabOrder =
  *     tree order.
  * @return {Element} The element that satisfies the conditions given above.
  */
-__gCrWeb.suggestion.getFormElementAfter =
-    function(elementToCompare, elements, comparator) {
+__gCrWeb.suggestion.getFormElementAfter = function(
+    elementToCompare, elements, comparator) {
   // Computes the index |indexToCompare| of |elementToCompare| in |element|.
   var indexToCompare = elements.indexOf(elementToCompare);
   if (indexToCompare === -1) {
@@ -234,8 +232,7 @@ __gCrWeb.suggestion.isSequentiallyReachable = function(element) {
   // on this condition, false is returned for an iframe (as Mobile Safari does
   // not navigate to elements in an iframe, there is no need to recursively
   // check if there is a reachable element in an iframe).
-  if (element.tagName !== 'INPUT' &&
-      element.tagName !== 'SELECT' &&
+  if (element.tagName !== 'INPUT' && element.tagName !== 'SELECT' &&
       element.tagName !== 'TEXTAREA') {
     return false;
   }
@@ -243,12 +240,9 @@ __gCrWeb.suggestion.isSequentiallyReachable = function(element) {
   // The following elements are skipped when navigating using 'Prev' and "Next'
   // buttons in Mobile Safari.
   if (element.tagName === 'INPUT' &&
-      (element.type === 'submit' ||
-       element.type === 'reset' ||
-       element.type === 'image' ||
-       element.type === 'button' ||
-       element.type === 'range' ||
-       element.type === 'radio' ||
+      (element.type === 'submit' || element.type === 'reset' ||
+       element.type === 'image' || element.type === 'button' ||
+       element.type === 'range' || element.type === 'radio' ||
        element.type === 'checkbox')) {
     return false;
   }
@@ -289,8 +283,7 @@ __gCrWeb.suggestion.getTabOrder = function(element) {
  */
 __gCrWeb.suggestion.getFormElement = function(formName, fieldName) {
   var form = __gCrWeb.common.getFormElementFromIdentifier(formName);
-  if (!form)
-    return null;
+  if (!form) return null;
   return getElementByNameWithParent_(form, fieldName);
 };
 
@@ -299,11 +292,11 @@ __gCrWeb.suggestion.getFormElement = function(formName, fieldName) {
  * if there is no such element.
  */
 __gCrWeb.suggestion['selectNextElement'] = function(formName, fieldName) {
-  var currentElement =
-      formName ? __gCrWeb.suggestion.getFormElement(formName, fieldName) :
+  var currentElement = formName ?
+      __gCrWeb.suggestion.getFormElement(formName, fieldName) :
       document.activeElement;
-  var nextElement = __gCrWeb.suggestion.getNextElementInTabOrder(currentElement,
-                                                                 document.all);
+  var nextElement = __gCrWeb.suggestion.getNextElementInTabOrder(
+      currentElement, document.all);
   if (nextElement) {
     nextElement.focus();
   }
@@ -314,8 +307,8 @@ __gCrWeb.suggestion['selectNextElement'] = function(formName, fieldName) {
  * operation if there is no such element.
  */
 __gCrWeb.suggestion['selectPreviousElement'] = function(formName, fieldName) {
-  var currentElement =
-      formName ? __gCrWeb.suggestion.getFormElement(formName, fieldName) :
+  var currentElement = formName ?
+      __gCrWeb.suggestion.getFormElement(formName, fieldName) :
       document.activeElement;
   var prevElement = __gCrWeb.suggestion.getPreviousElementInTabOrder(
       currentElement, document.all);
@@ -325,24 +318,28 @@ __gCrWeb.suggestion['selectPreviousElement'] = function(formName, fieldName) {
 };
 
 /**
+ * @param {string} formName The name of the form containing the element.
+ * @param {string} fieldName The name of the field containing the element.
  * @return {boolean} Whether there is an element in the sequential navigation
  *     after the currently active element.
  */
 __gCrWeb.suggestion['hasNextElement'] = function(formName, fieldName) {
-  var currentElement =
-      formName ? __gCrWeb.suggestion.getFormElement(formName, fieldName) :
+  var currentElement = formName ?
+      __gCrWeb.suggestion.getFormElement(formName, fieldName) :
       document.activeElement;
-  return __gCrWeb.suggestion.getNextElementInTabOrder(currentElement,
-                                                      document.all) !== null;
+  return __gCrWeb.suggestion.getNextElementInTabOrder(
+             currentElement, document.all) !== null;
 };
 
 /**
+ * @param {string} formName The name of the form containing the element.
+ * @param {string} fieldName The name of the field containing the element.
  * @return {boolean} Whether there is an element in the sequential navigation
  *     before the currently active element.
  */
 __gCrWeb.suggestion['hasPreviousElement'] = function(formName, fieldName) {
-  var currentElement =
-      formName ? __gCrWeb.suggestion.getFormElement(formName, fieldName) :
+  var currentElement = formName ?
+      __gCrWeb.suggestion.getFormElement(formName, fieldName) :
       document.activeElement;
   return __gCrWeb.suggestion.getPreviousElementInTabOrder(
              currentElement, document.all) !== null;

ios/chrome/browser/passwords/BUILD.gn

@@ -184,9 +184,7 @@ source_set("eg_tests") {
   ]
 }
 
-# TODO(crbug.com/487804): use js_compile_checked instead once the errors have
-# been fixed.
-js_compile_unchecked("injected_js") {
+js_compile_checked("injected_js") {
   visibility = [ ":passwords" ]
   sources = [
     "resources/password_controller.js",

ios/chrome/browser/passwords/resources/password_controller.js

@@ -20,7 +20,6 @@
 
 // Only install the password management functions once.
 if (__gCrWeb && !__gCrWeb['fillPasswordForm']) {
-
   /**
    * Finds all password forms in the window and returns form data as a JSON
    * string.
@@ -37,6 +36,9 @@ if (__gCrWeb && !__gCrWeb['fillPasswordForm']) {
   /** Returns true if the supplied window or any frames inside contain an input
    * field of type 'password'.
    * @private
+   * @param {Window} win Whether the supplied window or any frames inside
+   * contain an input field of type 'password'.
+   * @return {boolean}
    */
   var hasPasswordField_ = function(win) {
     var doc = win.document;
@@ -61,7 +63,7 @@ if (__gCrWeb && !__gCrWeb['fillPasswordForm']) {
    * @return {Array.<Window>} Array of the same-origin frames found.
    */
   var getSameOriginFrames_ = function(win) {
-    var frames = win.document.getElementsByTagName("iframe");
+    var frames = win.document.getElementsByTagName('iframe');
     var result = [];
     for (var i = 0; i < frames.length; i++) {
       if (!frames[i].src ||
@@ -75,13 +77,13 @@ if (__gCrWeb && !__gCrWeb['fillPasswordForm']) {
   /**
    * Returns a canonical action for |formElement|. It works the same as upstream
    * function GetCanonicalActionForForm.
-   * @param {Form} formElement.
+   * @param {HTMLFormElement} formElement
    * @return {string} Canonical action.
    */
   var getCanonicalActionForForm_ = function(formElement) {
-    var raw_action = formElement.getAttribute('action') || "";
-    var absolute_url = __gCrWeb.common.absoluteURL(
-          formElement.ownerDocument, raw_action);
+    var raw_action = formElement.getAttribute('action') || '';
+    var absolute_url =
+        __gCrWeb.common.absoluteURL(formElement.ownerDocument, raw_action);
     return __gCrWeb.common.removeQueryAndReferenceFromURL(absolute_url);
   };
 
@@ -93,16 +95,14 @@ if (__gCrWeb && !__gCrWeb['fillPasswordForm']) {
    * the site JavaScript.
    */
   var addSubmitButtonTouchEndHandler_ = function(form) {
-    if (form.querySelector('input[type=submit]'))
-      return;
+    if (form.querySelector('input[type=submit]')) return;
     // Try to find buttons of type submit at first.
     var buttons = form.querySelectorAll('button[type="submit"]');
     if (buttons.length == 0) {
       // Try to check all buttons. If there is only one button, assume that this
       // is the submit button.
       buttons = form.querySelectorAll('button');
-      if (buttons.length != 1)
-        return;
+      if (buttons.length != 1) return;
     }
     for (var i = 0; i < buttons.length; ++i)
       buttons[0].addEventListener('touchend', onSubmitButtonTouchEnd_);
@@ -115,17 +115,17 @@ if (__gCrWeb && !__gCrWeb['fillPasswordForm']) {
   var onSubmitButtonTouchEnd_ = function(evt) {
     var form = evt.currentTarget.form;
     var formData = __gCrWeb.getPasswordFormData(form);
-       if (!formData)
-         return;
-       formData["command"] = 'passwordForm.submitButtonClick';
+    if (!formData) return;
+    formData['command'] = 'passwordForm.submitButtonClick';
     __gCrWeb.message.invokeOnHost(formData);
   };
 
   /**
    * Returns the element from |inputs| which has the field identifier equal to
    * |identifier| and null if there is no such element.
-   * @param {Array.<Input>}
-   * @return {Input}
+   * @param {Array.<HTMLInputElement>} inputs
+   * @param {string} identifier
+   * @return {HTMLInputElement}
    */
   var findInputByFieldIdentifier_ = function(inputs, identifier) {
     for (var i = 0; i < inputs.length; ++i) {
@@ -134,51 +134,49 @@ if (__gCrWeb && !__gCrWeb['fillPasswordForm']) {
       }
     }
     return null;
-   }
+  };
 
   /**
    * Returns the password form with the given |identifier| as a JSON string
    * from the frame |win| and all its same-origin subframes.
-    * @param {Window} The window in which to look for forms.
+   * @param {Window} win The window in which to look for forms.
    * @param {string} identifier The name of the form to extract.
-    * @return {Element} The password form.
+   * @return {HTMLFormElement} The password form.
    */
   var getPasswordFormElement_ = function(win, identifier) {
     var el = win.__gCrWeb.common.getFormElementFromIdentifier(identifier);
-     if (el)
-       return el;
+    if (el) return el;
     var frames = getSameOriginFrames_(win);
     for (var i = 0; i < frames.length; ++i) {
       el = getPasswordFormElement_(frames[i], identifier);
-       if (el)
-         return el;
+      if (el) return el;
     }
     return null;
-    }
+  };
 
   /**
    * Returns an array of input elements in a form.
-     * @param {Element} form A form element for which the input elements are
-     *   returned.
-     * @return {Array<InputElement>}
+   * @param {HTMLFormElement} form A form element for which the input elements
+   *   are returned.
+   * @return {Array<HTMLInputElement>}
    */
   var getFormInputElements_ = function(form) {
-        return __gCrWeb.common.getFormControlElements(form).
-          filter(function(element) { return element.tagName === "INPUT"; });
-    }
+    return __gCrWeb.common.getFormControlElements(form).filter(function(
+        element) {
+      return element.tagName === 'INPUT';
+    });
+  };
 
   /**
    * Returns the password form with the given |identifier| as a JSON string.
-   * @param {string} name The name of the form to extract.
+   * @param {string} identifier The identifier of the form to extract.
    * @return {string} The password form.
    */
   __gCrWeb['getPasswordFormDataAsString'] = function(identifier) {
     var el = getPasswordFormElement_(window, identifier);
-    if (!el)
-      return 'noPasswordsFound';
+    if (!el) return 'noPasswordsFound';
     var formData = __gCrWeb.getPasswordFormData(el);
-    if (!formData)
-      return 'noPasswordsFound';
+    if (!formData) return 'noPasswordsFound';
     return __gCrWeb.stringify(formData);
   };
 
@@ -198,11 +196,11 @@ if (__gCrWeb && !__gCrWeb['fillPasswordForm']) {
    * @param {string=} opt_normalizedOrigin The origin URL to compare to.
    * @return {boolean} Whether a form field has been filled.
    */
-  __gCrWeb['fillPasswordForm'] = function(formData, username, password,
-                                          opt_normalizedOrigin) {
+  __gCrWeb['fillPasswordForm'] = function(
+      formData, username, password, opt_normalizedOrigin) {
     var normalizedOrigin = opt_normalizedOrigin ||
         __gCrWeb.common.removeQueryAndReferenceFromURL(window.location.href);
-  var origin = formData['origin'];
+    var origin = /** @type {string} */ (formData['origin']);
     if (!__gCrWeb.common.isSameOrigin(origin, normalizedOrigin)) {
       return false;
     }
@@ -218,7 +216,7 @@ if (__gCrWeb && !__gCrWeb['fillPasswordForm']) {
    * @param {Object} formData Form data.
    * @param {string} username The username to fill.
    * @param {string} password The password to fill.
-   * @param {Object} win A window or a frame containing formData.
+   * @param {Window} win A window or a frame containing formData.
    * @param {string=} opt_normalizedOrigin The origin URL to compare to.
    * @return {boolean} Whether a form field has been filled.
    */
@@ -230,20 +228,19 @@ if (__gCrWeb && !__gCrWeb['fillPasswordForm']) {
 
     for (var i = 0; i < forms.length; i++) {
       var form = forms[i];
-      var normalizedFormAction = opt_normalizedOrigin ||
-          getCanonicalActionForForm_(form);
-      if (formData.action != normalizedFormAction)
-        continue;
+      var normalizedFormAction =
+          opt_normalizedOrigin || getCanonicalActionForForm_(form);
+      if (formData.action != normalizedFormAction) continue;
 
       var inputs = getFormInputElements_(form);
       var usernameInput =
           findInputByFieldIdentifier_(inputs, formData.fields[0].name);
-      if (usernameInput == null || !__gCrWeb.common.isTextField(usernameInput)
-          || usernameInput.disabled)
+      if (usernameInput == null ||
+          !__gCrWeb.common.isTextField(usernameInput) || usernameInput.disabled)
         continue;
       var passwordInput =
           findInputByFieldIdentifier_(inputs, formData.fields[1].name);
-      if (passwordInput == null || passwordInput.type != "password" ||
+      if (passwordInput == null || passwordInput.type != 'password' ||
           passwordInput.readOnly || passwordInput.disabled)
         continue;
 
@@ -308,7 +305,7 @@ if (__gCrWeb && !__gCrWeb['fillPasswordForm']) {
 
   /**
    * Returns a JS object containing the data from |formElement|.
-   * @param {Element} formElement An HTML Form element.
+   * @param {HTMLFormElement} formElement An HTML Form element.
    * @return {Object} Object of data from formElement.
    */
   __gCrWeb.getPasswordFormData = function(formElement) {
@@ -336,8 +333,7 @@ if (__gCrWeb && !__gCrWeb['fillPasswordForm']) {
       }
     }
 
-    if (passwords.length == 0)
-      return null;
+    if (passwords.length == 0) return null;
 
     var usernameElement = '';
     var usernameValue = '';

ios/chrome/browser/web/resources/chrome_bundle.js

-  // Copyright 2017 The Chromium Authors. All rights reserved.
+// Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // The set of scripts to be injected into the web view as early as possible.
 goog.provide('__crWeb.chromeBundle');
 
-goog.require('__crWeb.print');
 goog.require('__crWeb.autofill');
+goog.require('__crWeb.print');

ios/web/web_state/js/resources/base.js

@@ -16,4 +16,3 @@ var __gCrWeb = {};
 // Store __gCrWeb global namespace object referenced by a string, so it does not
 // get renamed by closure compiler during the minification.
 window['__gCrWeb'] = __gCrWeb;
-

ios/web/web_state/js/resources/console.js

@@ -16,36 +16,37 @@ __gCrWeb.console = {};
 
 /* Beginning of anonymous object. */
 (function() {
-  function sendConsoleMessage(method, originalArgs) {
+function sendConsoleMessage(method, originalArgs) {
   var message, slicedArgs = Array.prototype.slice.call(originalArgs);
   try {
     message = slicedArgs.join(' ');
   } catch (err) {
   }
-    __gCrWeb.message.invokeOnHost({'command': 'console',
+  __gCrWeb.message.invokeOnHost({
+    'command': 'console',
     'method': method,
     'message': message,
-                                    'origin': document.location.origin});
-  }
+    'origin': document.location.origin
+  });
+}
 
-  console.log = function() {
+console.log = function() {
   sendConsoleMessage('log', arguments);
-  };
+};
 
-  console.debug = function() {
+console.debug = function() {
   sendConsoleMessage('debug', arguments);
-  };
+};
 
-  console.info = function() {
+console.info = function() {
   sendConsoleMessage('info', arguments);
-  };
+};
 
-  console.warn = function() {
+console.warn = function() {
   sendConsoleMessage('warn', arguments);
-  };
+};
 
-  console.error = function() {
+console.error = function() {
   sendConsoleMessage('error', arguments);
-  };
+};
 }());
-

ios/web/web_state/js/resources/context_menu.js

@@ -11,7 +11,7 @@ goog.provide('__crWeb.contextMenu');
 /** Beginning of anonymous object */
 (function() {
 
-  /**
+/**
  * Returns the url of the image or link under the selected point. Returns an
  * empty object if no links or images are found.
  * @param {number} x Horizontal center of the selected point in web view
@@ -36,26 +36,25 @@ goog.provide('__crWeb.contextMenu');
  *         from the current page.
  *     </ul>
  */
-  __gCrWeb['getElementFromPoint'] =
-      function(x, y, webViewWidth, webViewHeight) {
+__gCrWeb['getElementFromPoint'] = function(x, y, webViewWidth, webViewHeight) {
   var scale = getPageWidth() / webViewWidth;
-        return getElementFromPointInPageCoordinates(x * scale, y * scale)
-      };
+  return getElementFromPointInPageCoordinates(x * scale, y * scale);
+};
 
-  /**
+/**
  * Suppresses the next click such that they are not handled by JS click
  * event handlers.
  * @type {void}
  */
-  __gCrWeb['suppressNextClick'] = function() {
+__gCrWeb['suppressNextClick'] = function() {
   var suppressNextClick = function(evt) {
     evt.preventDefault();
     document.removeEventListener('click', suppressNextClick, false);
   };
   document.addEventListener('click', suppressNextClick);
-  };
+};
 
-  /**
+/**
  * Returns the url of the image or link under the selected point in page
  * coordinates. Returns an empty object if no links or images are found.
  * @param {number} x Horizontal center of the selected point in page
@@ -65,7 +64,7 @@ goog.provide('__crWeb.contextMenu');
  * @return {!Object} An object in the same form as
  *                   {@code getElementFromPoint} result.
  */
-  var getElementFromPointInPageCoordinates = function(x, y) {
+var getElementFromPointInPageCoordinates = function(x, y) {
   var hitCoordinates = spiralCoordinates_(x, y);
   for (var index = 0; index < hitCoordinates.length; index++) {
     var coordinates = hitCoordinates[index];
@@ -81,8 +80,7 @@ goog.provide('__crWeb.contextMenu');
     var level = 0;
     while (++level < 8 && element && element != document) {
       var tagName = element.tagName;
-        if (!tagName)
-          continue;
+      if (!tagName) continue;
       tagName = tagName.toLowerCase();
 
       if (tagName === 'input' || tagName === 'textarea' ||
@@ -104,10 +102,7 @@ goog.provide('__crWeb.contextMenu');
 
         if (tagName === 'img' && element.src) {
           // Found an image.
-            var result = {
-              src: element.src,
-              referrerPolicy: getReferrerPolicy_()
-            };
+          var result = {src: element.src, referrerPolicy: getReferrerPolicy_()};
           // Copy the title, if any.
           if (element.title) {
             result.title = element.title;
@@ -115,13 +110,12 @@ goog.provide('__crWeb.contextMenu');
           // Check if the image is also a link.
           var parent = element.parentNode;
           while (parent) {
-              if (parent.tagName &&
-                  parent.tagName.toLowerCase() === 'a' &&
+            if (parent.tagName && parent.tagName.toLowerCase() === 'a' &&
                 parent.href) {
               // This regex identifies strings like void(0),
               // void(0)  ;void(0);, ;;;;
               // which result in a NOP when executed as JavaScript.
-                var regex = RegExp("^javascript:(?:(?:void\\(0\\)|;)\\s*)+$");
+              var regex = RegExp('^javascript:(?:(?:void\\(0\\)|;)\\s*)+$');
               if (parent.href.match(regex)) {
                 parent = parent.parentNode;
                 continue;
@@ -139,36 +133,40 @@ goog.provide('__crWeb.contextMenu');
     }
   }
   return {};
-  };
+};
 
-  /**
+/**
  * Returns the margin in points around touchable elements (e.g. links for
  * custom context menu).
  * @type {number}
  */
-  var getPageWidth = function() {
+var getPageWidth = function() {
   var documentElement = document.documentElement;
   var documentBody = document.body;
-    return Math.max(documentElement.clientWidth,
-                    documentElement.scrollWidth,
-                    documentElement.offsetWidth,
-                    documentBody.scrollWidth,
+  return Math.max(
+      documentElement.clientWidth, documentElement.scrollWidth,
+      documentElement.offsetWidth, documentBody.scrollWidth,
       documentBody.offsetWidth);
-  };
+};
 
-  /**
+/**
  * Implementation of document.elementFromPoint that is working for iOS4 and
  * iOS5 and that also goes into frames and iframes.
  * @private
+ * @param {number} x
+ * @param {number} y
+ * @return {HTMLElement | boolean}
  */
-  var elementFromPoint_ = function(x, y) {
+var elementFromPoint_ = function(x, y) {
   var elementFromPointIsUsingViewPortCoordinates = function(win) {
     if (win.pageYOffset > 0) {  // Page scrolled down.
-        return (win.document.elementFromPoint(
+      return (
+          win.document.elementFromPoint(
               0, win.pageYOffset + win.innerHeight - 1) === null);
     }
     if (win.pageXOffset > 0) {  // Page scrolled to the right.
-        return (win.document.elementFromPoint(
+      return (
+          win.document.elementFromPoint(
               win.pageXOffset + win.innerWidth - 1, 0) === null);
     }
     return false;  // No scrolling, don't care.
@@ -176,8 +174,10 @@ goog.provide('__crWeb.contextMenu');
 
   var newCoordinate = function(x, y) {
     var coordinates = {
-          x: x, y: y,
-          viewPortX: x - window.pageXOffset, viewPortY: y - window.pageYOffset,
+      x: x,
+      y: y,
+      viewPortX: x - window.pageXOffset,
+      viewPortY: y - window.pageYOffset,
       useViewPortCoordinates: false,
       window: window
     };
@@ -187,7 +187,7 @@ goog.provide('__crWeb.contextMenu');
   // Returns the coordinates of the upper left corner of |obj| in the
   // coordinates of the window that |obj| is in.
   var getPositionInWindow = function(obj) {
-      var coord = { x: 0, y: 0 };
+    var coord = {x: 0, y: 0};
     while (obj.offsetParent) {
       coord.x += obj.offsetLeft;
       coord.y += obj.offsetTop;
@@ -223,10 +223,8 @@ goog.provide('__crWeb.contextMenu');
         return currentElement;
       }
       var framePosition = getPositionInWindow(currentElement);
-        coordinates.viewPortX -=
-            framePosition.x - coordinates.window.pageXOffset;
-        coordinates.viewPortY -=
-            framePosition.y - coordinates.window.pageYOffset;
+      coordinates.viewPortX -= framePosition.x - coordinates.window.pageXOffset;
+      coordinates.viewPortY -= framePosition.y - coordinates.window.pageYOffset;
       coordinates.window = currentElement.contentWindow;
       coordinates.x -= framePosition.x + coordinates.window.pageXOffset;
       coordinates.y -= framePosition.y + coordinates.window.pageYOffset;
@@ -236,10 +234,14 @@ goog.provide('__crWeb.contextMenu');
   };
 
   return elementsFromCoordinates(newCoordinate(x, y));
-  };
+};
 
-  /** @private */
-  var spiralCoordinates_ = function(x, y) {
+/** @private
+ * @param {number} x
+ * @param {number} y
+ * @return {Object}
+ */
+var spiralCoordinates_ = function(x, y) {
   var MAX_ANGLE = Math.PI * 2.0 * 3.0;
   var POINT_COUNT = 30;
   var ANGLE_STEP = MAX_ANGLE / POINT_COUNT;
@@ -251,19 +253,24 @@ goog.provide('__crWeb.contextMenu');
     var angle = ANGLE_STEP * index;
     var radius = angle * SPEED;
 
-      coordinates.push({x: x + Math.round(Math.cos(angle) * radius),
-                        y: y + Math.round(Math.sin(angle) * radius)});
+    coordinates.push({
+      x: x + Math.round(Math.cos(angle) * radius),
+      y: y + Math.round(Math.sin(angle) * radius)
+    });
   }
 
   return coordinates;
-  };
+};
 
-  /** @private */
-  var getComputedWebkitTouchCallout_ = function(element) {
+/** @private
+ * @param {HTMLElement} element
+ * @return {Object}
+ */
+var getComputedWebkitTouchCallout_ = function(element) {
   return window.getComputedStyle(element, null)['webkitTouchCallout'];
-  };
+};
 
-  /**
+/**
  * Gets the referrer policy to use for navigations away from the current page.
  * If a link element is passed, and it includes a rel=noreferrer tag, that
  * will override the page setting.
@@ -271,7 +278,7 @@ goog.provide('__crWeb.contextMenu');
  * @return {string} The policy string.
  * @private
  */
-  var getReferrerPolicy_ = function(opt_linkElement) {
+var getReferrerPolicy_ = function(opt_linkElement) {
   if (opt_linkElement) {
     var rel = opt_linkElement.getAttribute('rel');
     if (rel && rel.toLowerCase() == 'noreferrer') {
@@ -286,10 +293,8 @@ goog.provide('__crWeb.contextMenu');
   for (var i = 0; i < metaTags.length; ++i) {
     if (metaTags[i].name.toLowerCase() == 'referrer') {
       var referrerPolicy = metaTags[i].content.toLowerCase();
-        if (referrerPolicy == 'default' ||
-            referrerPolicy == 'always' ||
-            referrerPolicy == 'no-referrer' ||
-            referrerPolicy == 'origin' ||
+      if (referrerPolicy == 'default' || referrerPolicy == 'always' ||
+          referrerPolicy == 'no-referrer' || referrerPolicy == 'origin' ||
           referrerPolicy == 'no-referrer-when-downgrade' ||
           referrerPolicy == 'unsafe-url') {
         return referrerPolicy;
@@ -299,6 +304,6 @@ goog.provide('__crWeb.contextMenu');
     }
   }
   return 'default';
-  };
+};
 
 }());  // End of anonymouse object

ios/web/web_state/js/resources/error.js

@@ -13,22 +13,22 @@ goog.provide('__crWeb.error');
 /** Beginning of anonymouse object */
 (function() {
 
-  /**
+/**
  * JavaScript errors are logged on the main application side. The handler is
  * added ASAP to catch any errors in startup.
  */
-  window.addEventListener('error', function(event) {
+window.addEventListener('error', function(event) {
   // Sadly, event.filename and event.lineno are always 'undefined' and '0'
   // with UIWebView.
   // TODO(crbug.com/711359): the aforementioned APIs may be working now in
   // WKWebView. Evaluate any cleanup / improvement we can do here.
   __gCrWeb.message.invokeOnHost(
       {'command': 'window.error', 'message': event.message.toString()});
-  });
+});
 
-  // Flush the message queue.
-  if (__gCrWeb.message) {
+// Flush the message queue.
+if (__gCrWeb.message) {
   __gCrWeb.message.invokeQueues();
-  }
+}
 
 }());  // End of anonymous object

ios/web/web_state/js/resources/form.js

@@ -14,22 +14,20 @@ goog.require('__crWeb.message');
 
 /** Beginning of anonymous object */
 (function() {
-  // Skip iframes that have different origins from the main frame. For such
-  // frames no form related actions (eg. filling, saving) are supported.
-  try {
+// Skip iframes that have different origins from the main frame. For such
+// frames no form related actions (eg. filling, saving) are supported.
+try {
   // The following line generates exception for iframes that have different
   // origin that.
   // TODO(crbug.com/792642): implement sending messages instead of using
   // window.top, when messaging framework is ready.
-    if (!window.top.document)
+  if (!window.top.document) return;
+} catch (error) {
   return;
-  }
-  catch(error) {
-    return;
-  }
+}
 
 
-  /**
+/**
  * Focus and input events for form elements are messaged to the main
  * application for broadcast to WebStateObservers.
  * This is done with a single event handler for each type being added to the
@@ -37,7 +35,7 @@ goog.require('__crWeb.message');
  * is much easier to manage than adding handlers to individual elements.
  * @private
  */
-  var formActivity_ = function(evt) {
+var formActivity_ = function(evt) {
   var srcElement = evt.srcElement;
   var value = srcElement.value || '';
   var fieldType = srcElement.type || '';
@@ -51,30 +49,29 @@ goog.require('__crWeb.message');
     'value': value
   };
   __gCrWeb.message.invokeOnHost(msg);
-  };
+};
 
-  /**
+/**
  * Focus events performed on the 'capture' phase otherwise they are often
  * not received.
  */
-  document.addEventListener('focus', formActivity_, true);
-  document.addEventListener('blur', formActivity_, true);
-  document.addEventListener('change', formActivity_, true);
+document.addEventListener('focus', formActivity_, true);
+document.addEventListener('blur', formActivity_, true);
+document.addEventListener('change', formActivity_, true);
 
-  /**
+/**
  * Text input is watched at the bubbling phase as this seems adequate in
  * practice and it is less obtrusive to page scripts than capture phase.
  */
-  document.addEventListener('input', formActivity_, false);
-  document.addEventListener('keyup', formActivity_, false);
+document.addEventListener('input', formActivity_, false);
+document.addEventListener('keyup', formActivity_, false);
 
-  /**
+/**
  * Capture form submit actions.
  */
-  document.addEventListener('submit', function(evt) {
+document.addEventListener('submit', function(evt) {
   var action;
-    if (evt['defaultPrevented'])
-      return;
+  if (evt['defaultPrevented']) return;
   action = evt.target.getAttribute('action');
   // Default action is to re-submit to same page.
   if (!action) {
@@ -85,20 +82,23 @@ goog.require('__crWeb.message');
     'formName': __gCrWeb.common.getFormIdentifier(evt.srcElement),
     'href': getFullyQualifiedUrl_(action)
   });
-  }, false);
+}, false);
 
-  /** @private */
-  var getFullyQualifiedUrl_ = function(originalURL) {
+/** @private
+ * @param {string} originalURL
+ * @return {string}
+ */
+var getFullyQualifiedUrl_ = function(originalURL) {
   // A dummy anchor (never added to the document) is used to obtain the
   // fully-qualified URL of |originalURL|.
   var anchor = document.createElement('a');
   anchor.href = originalURL;
   return anchor.href;
-  };
+};
 
-  /** Flush the message queue. */
-  if (__gCrWeb.message) {
+/** Flush the message queue. */
+if (__gCrWeb.message) {
   __gCrWeb.message.invokeQueues();
-  }
+}
 
 }());  // End of anonymous object

ios/web/web_state/js/resources/legacy.js

@@ -14,7 +14,7 @@ goog.provide('__crWeb.legacy');
 /** Beginning of anonymouse object */
 (function() {
 
-  /**
+/**
  * Handles document load completion tasks. Invoked from
  * [WKNavigationDelegate webView:didFinishNavigation:], when document load is
  * complete.
@@ -22,10 +22,12 @@ goog.provide('__crWeb.legacy');
  * WKUserScriptInjectionTimeAtDocumentEnd to inject this material at the
  * appropriate time so that this API will not be needed.
  */
-  __gCrWeb.didFinishNavigation = function() {
+__gCrWeb.didFinishNavigation = function() {
   // Send the favicons to the browser.
-    __gCrWeb.message.invokeOnHost({'command': 'document.favicons',
-                                   'favicons': __gCrWeb.common.getFavicons()});
-  }
+  __gCrWeb.message.invokeOnHost({
+    'command': 'document.favicons',
+    'favicons': __gCrWeb.common.getFavicons()
+  });
+};
 
 }());  // End of anonymouse object

ios/web/web_state/js/resources/legacy_navigation.js

@@ -7,30 +7,30 @@
  * switching to WKBasedNavigationManager.
  */
 
- goog.provide('__crWeb.legacynavigation');
+goog.provide('__crWeb.legacynavigation');
 
 /** Beginning of anonymouse object */
 (function() {
 
-  /**
+/**
  * Intercept window.history methods to call back/forward natively.
  */
-  window.history.back = function() {
+window.history.back = function() {
   __gCrWeb.message.invokeOnHost({'command': 'window.history.back'});
-  };
+};
 
-  window.history.forward = function() {
+window.history.forward = function() {
   __gCrWeb.message.invokeOnHost({'command': 'window.history.forward'});
-  };
+};
 
-  window.history.go = function(delta) {
+window.history.go = function(delta) {
   __gCrWeb.message.invokeOnHost(
       {'command': 'window.history.go', 'value': delta | 0});
-  };
+};
 
-  /** Flush the message queue. */
-  if (__gCrWeb.message) {
+/** Flush the message queue. */
+if (__gCrWeb.message) {
   __gCrWeb.message.invokeQueues();
-  }
+}
 
 }());  // End of anonymouse object

ios/web/web_state/js/resources/main_frame_web_bundle.js

@@ -11,5 +11,5 @@ goog.require('__crWeb.console');
 goog.require('__crWeb.contextMenu');
 goog.require('__crWeb.error');
 goog.require('__crWeb.legacy');
-goog.require('__crWeb.scrollWorkaround');
 goog.require('__crWeb.navigation');
+goog.require('__crWeb.scrollWorkaround');

ios/web/web_state/js/resources/message.js

@@ -20,13 +20,13 @@ __gCrWeb['message'] = __gCrWeb.message;
 
 /* Beginning of anonymous object. */
 (function() {
-  /**
+/**
  * Object to manage queue of messages waiting to be sent to the main
  * application for asynchronous processing.
  * @type {Object}
  * @private
  */
-  var messageQueue_ = {
+var messageQueue_ = {
   scheme: 'crwebinvoke',
   reset: function() {
     messageQueue_.queue = [];
@@ -34,38 +34,37 @@ __gCrWeb['message'] = __gCrWeb.message;
     // custom versions of Array.prototype.toJSON.
     delete messageQueue_.queue.toJSON;
   }
-  };
-  messageQueue_.reset();
+};
+messageQueue_.reset();
 
-  /**
+/**
  * Invokes a command on the Objective-C side.
  * @param {Object} command The command in a JavaScript object.
  * @public
  */
-  __gCrWeb.message.invokeOnHost = function(command) {
+__gCrWeb.message.invokeOnHost = function(command) {
   messageQueue_.queue.push(command);
   sendQueue_(messageQueue_);
-  };
+};
 
-  /**
+/**
  * Returns the message queue as a string.
  * @return {string} The current message queue as a JSON string.
  */
-  __gCrWeb.message.getMessageQueue = function() {
+__gCrWeb.message.getMessageQueue = function() {
   var messageQueueString = __gCrWeb.common.JSONStringify(messageQueue_.queue);
-    messageQueue_.reset()
+  messageQueue_.reset();
   return messageQueueString;
-  };
+};
 
-  /**
+/**
  * Sends both queues if they contain messages.
  */
-  __gCrWeb.message.invokeQueues = function() {
-    if (messageQueue_.queue.length > 0)
-      sendQueue_(messageQueue_);
-  };
+__gCrWeb.message.invokeQueues = function() {
+  if (messageQueue_.queue.length > 0) sendQueue_(messageQueue_);
+};
 
-  function sendQueue_(queueObject) {
+function sendQueue_(queueObject) {
   // Do nothing if windowId has not been set.
   if (typeof window.top.__gCrWeb.windowId != 'string') {
     return;
@@ -73,13 +72,12 @@ __gCrWeb['message'] = __gCrWeb.message;
   // Some pages/plugins implement Object.prototype.toJSON, which can result
   // in serializing messageQueue_ to an invalid format.
   var originalObjectToJSON = Object.prototype.toJSON;
-    if (originalObjectToJSON)
-      delete Object.prototype.toJSON;
+  if (originalObjectToJSON) delete Object.prototype.toJSON;
 
   queueObject.queue.forEach(function(command) {
     __gCrWeb.common.sendWebKitMessage(queueObject.scheme, {
-        "crwCommand": command,
-        "crwWindowId": window.top.__gCrWeb['windowId']
+      'crwCommand': command,
+      'crwWindowId': window.top.__gCrWeb['windowId']
     });
   });
   queueObject.reset();
@@ -89,5 +87,5 @@ __gCrWeb['message'] = __gCrWeb.message;
     // functionality on the page that depends on its custom implementation.
     Object.prototype.toJSON = originalObjectToJSON;
   }
-  };
+}
 }());

ios/web/web_state/js/resources/navigation.js

@@ -11,16 +11,15 @@ goog.provide('__crWeb.navigation');
 /** Beginning of anonymouse object */
 (function() {
 
-  /**
+/**
  * A popstate event needs to be fired anytime the active history entry
  * changes without an associated document change. Either via back, forward, go
  * navigation or by loading the URL, clicking on a link, etc.
  */
-  __gCrWeb['dispatchPopstateEvent'] = function(stateObject) {
+__gCrWeb['dispatchPopstateEvent'] = function(stateObject) {
   var popstateEvent = window.document.createEvent('HTMLEvents');
   popstateEvent.initEvent('popstate', true, false);
-    if (stateObject)
-      popstateEvent.state = JSON.parse(stateObject);
+  if (stateObject) popstateEvent.state = JSON.parse(stateObject);
 
   // setTimeout() is used in order to return immediately. Otherwise the
   // dispatchEvent call waits for all event handlers to return, which could
@@ -28,19 +27,17 @@ goog.provide('__crWeb.navigation');
   window.setTimeout(function() {
     window.dispatchEvent(popstateEvent);
   }, 0);
-  };
+};
 
-  /**
+/**
  * A hashchange event needs to be fired after a same-document history
  * navigation between two URLs that are equivalent except for their fragments.
  */
-  __gCrWeb['dispatchHashchangeEvent'] = function(oldURL, newURL) {
+__gCrWeb['dispatchHashchangeEvent'] = function(oldURL, newURL) {
   var hashchangeEvent = window.document.createEvent('HTMLEvents');
   hashchangeEvent.initEvent('hashchange', true, false);
-    if (oldURL)
-      hashchangeEvent.oldURL = oldURL;
-    if (newURL)
-      hashchangeEvent.newURL = newURL
+  if (oldURL) hashchangeEvent.oldURL = oldURL;
+  if (newURL) hashchangeEvent.newURL = newURL;
 
   // setTimeout() is used in order to return immediately. Otherwise the
   // dispatchEvent call waits for all event handlers to return, which could
@@ -48,22 +45,22 @@ goog.provide('__crWeb.navigation');
   window.setTimeout(function() {
     window.dispatchEvent(hashchangeEvent);
   }, 0);
-  };
+};
 
-  /**
+/**
  * Keep the original pushState() and replaceState() methods. It's needed to
  * update the web view's URL and window.history.state property during history
  * navigations that don't cause a page load.
  * @private
  */
-  var originalWindowHistoryPushState = window.history.pushState;
-  var originalWindowHistoryReplaceState = window.history.replaceState;
+var originalWindowHistoryPushState = window.history.pushState;
+var originalWindowHistoryReplaceState = window.history.replaceState;
 
-  __gCrWeb['replaceWebViewURL'] = function(url, stateObject) {
+__gCrWeb['replaceWebViewURL'] = function(url, stateObject) {
   originalWindowHistoryReplaceState.call(history, stateObject, '', url);
-  };
+};
 
-  /**
+/**
  * Intercepts window.history methods so native code can differentiate between
  * same-document navigation that are state navigations vs. hash navigations.
  * This is needed for backward compatibility of DidStartLoading, which is
@@ -71,53 +68,54 @@ goog.provide('__crWeb.navigation');
  * TODO(crbug.com/783382): Remove this once DidStartLoading is no longer
  * called for same-document navigation.
  */
-  window.history.pushState = function(stateObject, pageTitle, pageUrl) {
-    __gCrWeb.message.invokeOnHost(
-        {'command': 'window.history.willChangeState'});
+window.history.pushState = function(stateObject, pageTitle, pageUrl) {
+  __gCrWeb.message.invokeOnHost({'command': 'window.history.willChangeState'});
   // Calling stringify() on undefined causes a JSON parse error.
-    var serializedState =
-        typeof(stateObject) == 'undefined' ? '' :
+  var serializedState = typeof(stateObject) == 'undefined' ?
+      '' :
       __gCrWeb.common.JSONStringify(stateObject);
   pageUrl = pageUrl || window.location.href;
-    originalWindowHistoryPushState.call(history, stateObject,
-                                        pageTitle, pageUrl);
-    __gCrWeb.message.invokeOnHost(
-        {'command': 'window.history.didPushState',
+  originalWindowHistoryPushState.call(history, stateObject, pageTitle, pageUrl);
+  __gCrWeb.message.invokeOnHost({
+    'command': 'window.history.didPushState',
     'stateObject': serializedState,
     'baseUrl': document.baseURI,
-         'pageUrl': pageUrl.toString()});
-  };
+    'pageUrl': pageUrl.toString()
+  });
+};
 
-  window.history.replaceState = function(stateObject, pageTitle, pageUrl) {
-    __gCrWeb.message.invokeOnHost(
-        {'command': 'window.history.willChangeState'});
+window.history.replaceState = function(stateObject, pageTitle, pageUrl) {
+  __gCrWeb.message.invokeOnHost({'command': 'window.history.willChangeState'});
 
   // Calling stringify() on undefined causes a JSON parse error.
-    var serializedState =
-        typeof(stateObject) == 'undefined' ? '' :
+  var serializedState = typeof(stateObject) == 'undefined' ?
+      '' :
       __gCrWeb.common.JSONStringify(stateObject);
   pageUrl = pageUrl || window.location.href;
-    originalWindowHistoryReplaceState.call(history, stateObject,
-                                           pageTitle, pageUrl);
-    __gCrWeb.message.invokeOnHost(
-        {'command': 'window.history.didReplaceState',
+  originalWindowHistoryReplaceState.call(
+      history, stateObject, pageTitle, pageUrl);
+  __gCrWeb.message.invokeOnHost({
+    'command': 'window.history.didReplaceState',
     'stateObject': serializedState,
     'baseUrl': document.baseURI,
-         'pageUrl': pageUrl.toString()});
-  };
+    'pageUrl': pageUrl.toString()
+  });
+};
 
-  window.addEventListener('hashchange', function(evt) {
+window.addEventListener('hashchange', function(evt) {
   // Because hash changes don't trigger __gCrWeb.didFinishNavigation, so fetch
   // favicons for the new page manually.
-    __gCrWeb.message.invokeOnHost({'command': 'document.favicons',
-                                   'favicons': __gCrWeb.common.getFavicons()});
+  __gCrWeb.message.invokeOnHost({
+    'command': 'document.favicons',
+    'favicons': __gCrWeb.common.getFavicons()
+  });
 
   __gCrWeb.message.invokeOnHost({'command': 'window.hashchange'});
-  });
+});
 
-  /** Flush the message queue. */
-  if (__gCrWeb.message) {
+/** Flush the message queue. */
+if (__gCrWeb.message) {
   __gCrWeb.message.invokeQueues();
-  }
+}
 
 }());  // End of anonymouse object

ios/web/web_state/js/resources/plugin_placeholder.js

@@ -10,19 +10,19 @@
 /* Beginning of anonymous object. */
 (function() {
 
-  /**
+/**
  * Checks whether an <object> node is plugin content (as <object> can also be
  * used to embed images).
  * @param {HTMLElement} node The <object> node to check.
  * @return {boolean} Whether the node appears to be a plugin.
  * @private
  */
-  var objectNodeIsPlugin = function(node) {
+var objectNodeIsPlugin = function(node) {
   return node.hasAttribute('classid') ||
       (node.hasAttribute('type') && node.type.indexOf('image/') != 0);
-  };
+};
 
-  /**
+/**
  * Checks whether a node has fallback content, which will be displayed in
  * browsers which do not support the required plugin to display the node's
  * content.
@@ -30,14 +30,14 @@
  * @return {boolean} Whether the node has any fallback content.
  * @private
  */
-  var nodeHasFallbackContent = function(node) {
+var nodeHasFallbackContent = function(node) {
   if (node.textContent.trim().length > 0) {
     return true;
   }
 
   var childrenCount = node.children.length;
   for (var i = 0; i < childrenCount; i++) {
-      var childNode = /** @type {!HTMLElement} */(node.children[i]);
+    var childNode = /** @type {!HTMLElement} */ (node.children[i]);
     // Do not consider <param> elements which affect the contents of the
     // parent object node as fallback content.
     if (childNode.tagName !== 'PARAM') {
@@ -46,48 +46,48 @@
   }
 
   return false;
-  };
+};
 
-  /**
+/**
  * Finds the child embed element of node, if one exists.
  * @param {HTMLElement} node The node to check.
  * @return {HTMLElement} The embed fallback node, if one exists.
  * @private
  */
-  var getChildEmbedElement = function(node) {
+var getChildEmbedElement = function(node) {
   var childrenCount = node.children.length;
   if (childrenCount == 0) {
     return null;
   }
   for (var i = 0; i < childrenCount; i++) {
-      var childNode = /** @type {!HTMLElement} */(node.children[i]);
+    var childNode = /** @type {!HTMLElement} */ (node.children[i]);
     if (childNode.tagName === 'EMBED') {
       return childNode;
     }
   }
   return null;
-  };
+};
 
-  /**
+/**
  * Checks if an embed node explicitly defines the content type to be flash.
  * @param {HTMLElement} node The node to check.
  * @return {boolean} Whether the node is known to be flash content.
  * @private
  */
-  var embedNodeIsKnownFlashContent = function(node) {
+var embedNodeIsKnownFlashContent = function(node) {
   return node.hasAttribute('type') &&
       (node.type.indexOf('application/x-shockwave-flash') == 0 ||
        node.type.indexOf('application/vnd.adobe.flash-movie') == 0);
-  };
+};
 
-  /**
+/**
  * Checks whether a plugin is supported. A supported plugin must have fallback
  * content and that fallback content must not be known flash content.
  * @param {HTMLElement} node The node to check.
  * @return {boolean} Whether the node is supported.
  * @private
  */
-  var pluginNodeIsSupported = function(node) {
+var pluginNodeIsSupported = function(node) {
   if (!nodeHasFallbackContent(node)) {
     return false;
   }
@@ -98,21 +98,21 @@
   }
 
   return true;
-  };
+};
 
-  /**
+/**
  * Returns a list of plugin elements in the document that have either no
  * fallback content or have fallback content that is explicitly defined as
  * flash. For nested plugins, only the innermost plugin element is returned.
  * @return {!Array<!HTMLElement>} A list of plugin elements.
  * @private
  */
-  var findPluginNodesWithoutFallback = function() {
+var findPluginNodesWithoutFallback = function() {
   var i, pluginNodes = [];
   var objects = document.getElementsByTagName('object');
   var objectCount = objects.length;
   for (i = 0; i < objectCount; i++) {
-      var object = /** @type {!HTMLElement} */(objects[i]);
+    var object = /** @type {!HTMLElement} */ (objects[i]);
     if (objectNodeIsPlugin(object) && !pluginNodeIsSupported(object)) {
       pluginNodes.push(object);
     }
@@ -120,18 +120,18 @@
   var applets = document.getElementsByTagName('applet');
   var appletsCount = applets.length;
   for (i = 0; i < appletsCount; i++) {
-      var applet = /** @type {!HTMLElement} */(applets[i]);
+    var applet = /** @type {!HTMLElement} */ (applets[i]);
     if (!pluginNodeIsSupported(applet)) {
       pluginNodes.push(applet);
     }
   }
   return pluginNodes;
-  };
+};
 
-  /* Data-URL version of plugin_blocked_android.png. Served this way rather
+/* Data-URL version of plugin_blocked_android.png. Served this way rather
  * than with an intercepted URL to avoid messing up https pages.
  */
-  var imageData =
+var imageData =
     'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACQAAAAkCAQAAABLCVATAAAD' +
     'aklEQVR4Xn2Wz2tcVRTHP/e+O28mMxONJKlF4kIkP4luXFgQuuxCBaG41IWrLupOXLur+A' +
     'e4cmV3LiS6qujSLgq2CIKQUqS2YnWsRkzGSTIz7zyHw+EdchnkcOd+7+OeT84578tMwmet' +
@@ -152,13 +152,13 @@
     'yepFOFy5fu1agI9XH71RbRWRrDmHOhrfLYrx9ndv3Wz98R+P7LgG2uyMvgAAAABJRU5Erk' +
     'Jggg==';
 
-  /**
+/**
  * Returns the first <embed> child of the given node, if any.
  * @param {Node} node The node to check.
  * @return {HTMLElement} The first <embed> child, or null.
  * @private
  */
-  var getEmbedChild = function(node) {
+var getEmbedChild = function(node) {
   if (node.hasChildNodes()) {
     for (var i = 0; i < node.childNodes.length; i++) {
       if (node.childNodes[i].nodeName === 'EMBED') {
@@ -167,9 +167,9 @@
     }
   }
   return null;
-  };
+};
 
-  /**
+/**
  * Returns the size for the given plugin element. For the common
  * pattern of an IE-specific <object> wrapping an all-other-browsers <embed>,
  * the object doesn't have real style info (most notably size), so this uses
@@ -178,7 +178,7 @@
  * @return {Object} The size (width and height) for the plugin element.
  * @private
  */
-  var getPluginSize = function(plugin) {
+var getPluginSize = function(plugin) {
   var style;
   // For the common pattern of an IE-specific <object> wrapping an
   // all-other-browsers <embed>, the object doesn't have real style info
@@ -203,13 +203,10 @@
     }
   }
 
-    return {
-      'width': width,
-      'height': height
-    };
-  };
+  return {'width': width, 'height': height};
+};
 
-  /**
+/**
  * Checks whether an element is "significant". Whether a plugin is
  * "significant" is a heuristic that attempts to determine if it's a critical
  * visual element for the page (i.e., not invisible, or an incidental ad).
@@ -217,7 +214,7 @@
  * @return {boolean} Whether the node is significant.
  * @private
  */
-  var isSignificantPlugin = function(plugin) {
+var isSignificantPlugin = function(plugin) {
   var windowWidth = window.innerWidth;
   var windowHeight = window.innerHeight;
   var pluginSize = getPluginSize(plugin);
@@ -232,16 +229,16 @@
           pluginHeight > minSize) ||
       (pluginHeight > windowHeight * significantFraction &&
        pluginWidth > minSize);
-  };
+};
 
-  /**
+/**
  * Walks the list of detected plugin elements, adding a placeholder to any
  * that are "significant" (see above).
  * @param {string} message The message to show in the placeholder.
  * @param {!Array<!HTMLElement>} plugins A list of plugin elements.
  * @private
  */
-  var addPluginPlaceholders = function(message, plugins) {
+var addPluginPlaceholders = function(message, plugins) {
   var i;
   for (i = 0; i < plugins.length; i++) {
     var plugin = plugins[i];
@@ -309,14 +306,14 @@
 
     plugin.insertBefore(placeholder, plugin.firstChild);
   }
-  };
+};
 
- // Add placeholders for plugin content.
- var plugins = findPluginNodesWithoutFallback();
- if (plugins.length > 0) {
+// Add placeholders for plugin content.
+var plugins = findPluginNodesWithoutFallback();
+if (plugins.length > 0) {
   // web::GetDocumentEndScriptForAllFrames replaces
   // $(PLUGIN_NOT_SUPPORTED_TEXT) with approproate string upon injection.
   addPluginPlaceholders('$(PLUGIN_NOT_SUPPORTED_TEXT)', plugins);
- }
+}
 
 }());  // End of anonymous object

ios/web/web_state/js/resources/post_request.js

@@ -48,7 +48,7 @@ __crPostRequestWorkaround.runPostRequest = function(
       byteArrays.push(byteArray);
     }
     return new Blob(byteArrays, {type: contentType});
-  }
+  };
 
   /**
    * Creates and executes a POST request.
@@ -57,6 +57,7 @@ __crPostRequestWorkaround.runPostRequest = function(
    * Each header value must be expressed as a key-value pair in this object.
    * @param {string} body Request body encoded with Base64.
    * @param {string} contentType Content-Type header value.
+   * @return {number | string}
    */
   var createAndSendPostRequest = function(url, headers, body, contentType) {
     var request = new XMLHttpRequest();
@@ -72,14 +73,15 @@ __crPostRequestWorkaround.runPostRequest = function(
       throw request.status;
     }
     return request.responseText;
-  }
+  };
 
   document.open();
   try {
-    document.write(createAndSendPostRequest(url, headers, body, contentType));
-    window.webkit.messageHandlers['POSTSuccessHandler'].postMessage("");
-  } catch(error) {
+    document.write(/** @type {string} */ (
+        createAndSendPostRequest(url, headers, body, contentType)));
+    window.webkit.messageHandlers['POSTSuccessHandler'].postMessage('');
+  } catch (error) {
     window.webkit.messageHandlers['POSTErrorHandler'].postMessage(error);
   }
   document.close();
-}
+};

ios/web/web_state/js/resources/scroll_workaround.js

@@ -11,28 +11,27 @@ goog.provide('__crWeb.scrollWorkaround');
 /** Beginning of anonymous object */
 (function() {
 
-  /** @private */
-  var webViewScrollViewIsDragging_ = false;
+/** @private */
+var webViewScrollViewIsDragging_ = false;
 
-  /**
+/**
  * Tracks whether user is in the middle of scrolling/dragging. If user is
  * scrolling, ignore window.scrollTo() until user stops scrolling.
  */
-  __gCrWeb['setWebViewScrollViewIsDragging'] = function(state) {
+__gCrWeb['setWebViewScrollViewIsDragging'] = function(state) {
   webViewScrollViewIsDragging_ = state;
-  };
+};
 
-  /** @private */
-  var originalWindowScrollTo_ = window.scrollTo;
+/** @private */
+var originalWindowScrollTo_ = window.scrollTo;
 
-  /**
+/**
  * Wraps the original window.scrollTo() to suppress it as long as
  * webViewScrollViewIsDragging is true.
  */
-  window.scrollTo = function(x, y) {
-    if (webViewScrollViewIsDragging_)
-      return;
+window.scrollTo = function(x, y) {
+  if (webViewScrollViewIsDragging_) return;
   originalWindowScrollTo_(x, y);
-  };
+};
 
-}())  // End of anonymouse object
+}());  // End of anonymous object

ios/web/web_state/js/resources/window_id.js

@@ -7,10 +7,10 @@
 
 // Script to set windowId.
 (function() {
-  // CRWJSWindowIDManager replaces $(WINDOW_ID) with appropriate string upon
-  // injection.
-  __gCrWeb['windowId'] = '$(WINDOW_ID)';
+// CRWJSWindowIDManager replaces $(WINDOW_ID) with appropriate string upon
+// injection.
+__gCrWeb['windowId'] = '$(WINDOW_ID)';
 
-  // Send messages queued since message.js injection.
-  __gCrWeb.message.invokeQueues();
+// Send messages queued since message.js injection.
+__gCrWeb.message.invokeQueues();
 }());