adding ink js wrappers.

From ~@170709363 at google3/.

Bug: 766444
Change-Id: I65d94156f3f946abddbab195fc2228b5fdc032aa
Reviewed-on: https://chromium-review.googlesource.com/719636Reviewed-by: Dimitri Glazkov <dglazkov@chromium.org>
Reviewed-by: Keigo Oka <oka@chromium.org>
Commit-Queue: Mitch Foley <mitchfoley@chromium.org>
Cr-Commit-Position: refs/heads/master@{#520974}

third_party/ink/closure/crypt/crypt.js

+// Copyright 2008 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Namespace with crypto related helper functions.
+ * @author pupius@google.com (Daniel Pupius)
+ */
+
+goog.provide('goog.crypt');
+
+goog.require('goog.array');
+goog.require('goog.asserts');
+
+
+/**
+ * Turns a string into an array of bytes; a "byte" being a JS number in the
+ * range 0-255. Multi-byte characters are written as little-endian.
+ * @param {string} str String value to arrify.
+ * @return {!Array<number>} Array of numbers corresponding to the
+ *     UCS character codes of each character in str.
+ */
+goog.crypt.stringToByteArray = function(str) {
+  var output = [], p = 0;
+  for (var i = 0; i < str.length; i++) {
+    var c = str.charCodeAt(i);
+    // NOTE: c <= 0xffff since JavaScript strings are UTF-16.
+    if (c > 0xff) {
+      output[p++] = c & 0xff;
+      c >>= 8;
+    }
+    output[p++] = c;
+  }
+  return output;
+};
+
+
+/**
+ * Turns an array of numbers into the string given by the concatenation of the
+ * characters to which the numbers correspond.
+ * @param {!Uint8Array|!Array<number>} bytes Array of numbers representing
+ *     characters.
+ * @return {string} Stringification of the array.
+ */
+goog.crypt.byteArrayToString = function(bytes) {
+  var CHUNK_SIZE = 8192;
+
+  // Special-case the simple case for speed's sake.
+  if (bytes.length <= CHUNK_SIZE) {
+    return String.fromCharCode.apply(null, bytes);
+  }
+
+  // The remaining logic splits conversion by chunks since
+  // Function#apply() has a maximum parameter count.
+  // See discussion: http://goo.gl/LrWmZ9
+
+  var str = '';
+  for (var i = 0; i < bytes.length; i += CHUNK_SIZE) {
+    var chunk = goog.array.slice(bytes, i, i + CHUNK_SIZE);
+    str += String.fromCharCode.apply(null, chunk);
+  }
+  return str;
+};
+
+
+/**
+ * Turns an array of numbers into the hex string given by the concatenation of
+ * the hex values to which the numbers correspond.
+ * @param {Uint8Array|Array<number>} array Array of numbers representing
+ *     characters.
+ * @return {string} Hex string.
+ */
+goog.crypt.byteArrayToHex = function(array) {
+  return goog.array
+      .map(
+          array,
+          function(numByte) {
+            var hexByte = numByte.toString(16);
+            return hexByte.length > 1 ? hexByte : '0' + hexByte;
+          })
+      .join('');
+};
+
+
+/**
+ * Converts a hex string into an integer array.
+ * @param {string} hexString Hex string of 16-bit integers (two characters
+ *     per integer).
+ * @return {!Array<number>} Array of {0,255} integers for the given string.
+ */
+goog.crypt.hexToByteArray = function(hexString) {
+  goog.asserts.assert(
+      hexString.length % 2 == 0, 'Key string length must be multiple of 2');
+  var arr = [];
+  for (var i = 0; i < hexString.length; i += 2) {
+    arr.push(parseInt(hexString.substring(i, i + 2), 16));
+  }
+  return arr;
+};
+
+
+/**
+ * Converts a JS string to a UTF-8 "byte" array.
+ * @param {string} str 16-bit unicode string.
+ * @return {!Array<number>} UTF-8 byte array.
+ */
+goog.crypt.stringToUtf8ByteArray = function(str) {
+  // TODO(pupius): Use native implementations if/when available
+  var out = [], p = 0;
+  for (var i = 0; i < str.length; i++) {
+    var c = str.charCodeAt(i);
+    if (c < 128) {
+      out[p++] = c;
+    } else if (c < 2048) {
+      out[p++] = (c >> 6) | 192;
+      out[p++] = (c & 63) | 128;
+    } else if (
+        ((c & 0xFC00) == 0xD800) && (i + 1) < str.length &&
+        ((str.charCodeAt(i + 1) & 0xFC00) == 0xDC00)) {
+      // Surrogate Pair
+      c = 0x10000 + ((c & 0x03FF) << 10) + (str.charCodeAt(++i) & 0x03FF);
+      out[p++] = (c >> 18) | 240;
+      out[p++] = ((c >> 12) & 63) | 128;
+      out[p++] = ((c >> 6) & 63) | 128;
+      out[p++] = (c & 63) | 128;
+    } else {
+      out[p++] = (c >> 12) | 224;
+      out[p++] = ((c >> 6) & 63) | 128;
+      out[p++] = (c & 63) | 128;
+    }
+  }
+  return out;
+};
+
+
+/**
+ * Converts a UTF-8 byte array to JavaScript's 16-bit Unicode.
+ * @param {Uint8Array|Array<number>} bytes UTF-8 byte array.
+ * @return {string} 16-bit Unicode string.
+ */
+goog.crypt.utf8ByteArrayToString = function(bytes) {
+  // TODO(pupius): Use native implementations if/when available
+  var out = [], pos = 0, c = 0;
+  while (pos < bytes.length) {
+    var c1 = bytes[pos++];
+    if (c1 < 128) {
+      out[c++] = String.fromCharCode(c1);
+    } else if (c1 > 191 && c1 < 224) {
+      var c2 = bytes[pos++];
+      out[c++] = String.fromCharCode((c1 & 31) << 6 | c2 & 63);
+    } else if (c1 > 239 && c1 < 365) {
+      // Surrogate Pair
+      var c2 = bytes[pos++];
+      var c3 = bytes[pos++];
+      var c4 = bytes[pos++];
+      var u = ((c1 & 7) << 18 | (c2 & 63) << 12 | (c3 & 63) << 6 | c4 & 63) -
+          0x10000;
+      out[c++] = String.fromCharCode(0xD800 + (u >> 10));
+      out[c++] = String.fromCharCode(0xDC00 + (u & 1023));
+    } else {
+      var c2 = bytes[pos++];
+      var c3 = bytes[pos++];
+      out[c++] =
+          String.fromCharCode((c1 & 15) << 12 | (c2 & 63) << 6 | c3 & 63);
+    }
+  }
+  return out.join('');
+};
+
+
+/**
+ * XOR two byte arrays.
+ * @param {!Uint8Array|!Int8Array|!Array<number>} bytes1 Byte array 1.
+ * @param {!Uint8Array|!Int8Array|!Array<number>} bytes2 Byte array 2.
+ * @return {!Array<number>} Resulting XOR of the two byte arrays.
+ */
+goog.crypt.xorByteArray = function(bytes1, bytes2) {
+  goog.asserts.assert(
+      bytes1.length == bytes2.length, 'XOR array lengths must match');
+
+  var result = [];
+  for (var i = 0; i < bytes1.length; i++) {
+    result.push(bytes1[i] ^ bytes2[i]);
+  }
+  return result;
+};

third_party/ink/closure/debug/entrypointregistry.js

+// Copyright 2010 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview A global registry for entry points into a program,
+ * so that they can be instrumented. Each module should register their
+ * entry points with this registry. Designed to be compiled out
+ * if no instrumentation is requested.
+ *
+ * Entry points may be registered before or after a call to
+ * goog.debug.entryPointRegistry.monitorAll. If an entry point is registered
+ * later, the existing monitor will instrument the new entry point.
+ *
+ * @author nicksantos@google.com (Nick Santos)
+ */
+
+goog.provide('goog.debug.EntryPointMonitor');
+goog.provide('goog.debug.entryPointRegistry');
+
+goog.require('goog.asserts');
+
+
+
+/**
+ * @interface
+ */
+goog.debug.EntryPointMonitor = function() {};
+
+
+/**
+ * Instruments a function.
+ *
+ * @param {!Function} fn A function to instrument.
+ * @return {!Function} The instrumented function.
+ */
+goog.debug.EntryPointMonitor.prototype.wrap;
+
+
+/**
+ * Try to remove an instrumentation wrapper created by this monitor.
+ * If the function passed to unwrap is not a wrapper created by this
+ * monitor, then we will do nothing.
+ *
+ * Notice that some wrappers may not be unwrappable. For example, if other
+ * monitors have applied their own wrappers, then it will be impossible to
+ * unwrap them because their wrappers will have captured our wrapper.
+ *
+ * So it is important that entry points are unwrapped in the reverse
+ * order that they were wrapped.
+ *
+ * @param {!Function} fn A function to unwrap.
+ * @return {!Function} The unwrapped function, or {@code fn} if it was not
+ *     a wrapped function created by this monitor.
+ */
+goog.debug.EntryPointMonitor.prototype.unwrap;
+
+
+/**
+ * An array of entry point callbacks.
+ * @type {!Array<function(!Function)>}
+ * @private
+ */
+goog.debug.entryPointRegistry.refList_ = [];
+
+
+/**
+ * Monitors that should wrap all the entry points.
+ * @type {!Array<!goog.debug.EntryPointMonitor>}
+ * @private
+ */
+goog.debug.entryPointRegistry.monitors_ = [];
+
+
+/**
+ * Whether goog.debug.entryPointRegistry.monitorAll has ever been called.
+ * Checking this allows the compiler to optimize out the registrations.
+ * @type {boolean}
+ * @private
+ */
+goog.debug.entryPointRegistry.monitorsMayExist_ = false;
+
+
+/**
+ * Register an entry point with this module.
+ *
+ * The entry point will be instrumented when a monitor is passed to
+ * goog.debug.entryPointRegistry.monitorAll. If this has already occurred, the
+ * entry point is instrumented immediately.
+ *
+ * @param {function(!Function)} callback A callback function which is called
+ *     with a transforming function to instrument the entry point. The callback
+ *     is responsible for wrapping the relevant entry point with the
+ *     transforming function.
+ */
+goog.debug.entryPointRegistry.register = function(callback) {
+  // Don't use push(), so that this can be compiled out.
+  goog.debug.entryPointRegistry
+      .refList_[goog.debug.entryPointRegistry.refList_.length] = callback;
+  // If no one calls monitorAll, this can be compiled out.
+  if (goog.debug.entryPointRegistry.monitorsMayExist_) {
+    var monitors = goog.debug.entryPointRegistry.monitors_;
+    for (var i = 0; i < monitors.length; i++) {
+      callback(goog.bind(monitors[i].wrap, monitors[i]));
+    }
+  }
+};
+
+
+/**
+ * Configures a monitor to wrap all entry points.
+ *
+ * Entry points that have already been registered are immediately wrapped by
+ * the monitor. When an entry point is registered in the future, it will also
+ * be wrapped by the monitor when it is registered.
+ *
+ * @param {!goog.debug.EntryPointMonitor} monitor An entry point monitor.
+ */
+goog.debug.entryPointRegistry.monitorAll = function(monitor) {
+  goog.debug.entryPointRegistry.monitorsMayExist_ = true;
+  var transformer = goog.bind(monitor.wrap, monitor);
+  for (var i = 0; i < goog.debug.entryPointRegistry.refList_.length; i++) {
+    goog.debug.entryPointRegistry.refList_[i](transformer);
+  }
+  goog.debug.entryPointRegistry.monitors_.push(monitor);
+};
+
+
+/**
+ * Try to unmonitor all the entry points that have already been registered. If
+ * an entry point is registered in the future, it will not be wrapped by the
+ * monitor when it is registered. Note that this may fail if the entry points
+ * have additional wrapping.
+ *
+ * @param {!goog.debug.EntryPointMonitor} monitor The last monitor to wrap
+ *     the entry points.
+ * @throws {Error} If the monitor is not the most recently configured monitor.
+ */
+goog.debug.entryPointRegistry.unmonitorAllIfPossible = function(monitor) {
+  var monitors = goog.debug.entryPointRegistry.monitors_;
+  goog.asserts.assert(
+      monitor == monitors[monitors.length - 1],
+      'Only the most recent monitor can be unwrapped.');
+  var transformer = goog.bind(monitor.unwrap, monitor);
+  for (var i = 0; i < goog.debug.entryPointRegistry.refList_.length; i++) {
+    goog.debug.entryPointRegistry.refList_[i](transformer);
+  }
+  monitors.length--;
+};

third_party/ink/closure/debug/error.js

+// Copyright 2009 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Provides a base class for custom Error objects such that the
+ * stack is correctly maintained.
+ *
+ * You should never need to throw goog.debug.Error(msg) directly, Error(msg) is
+ * sufficient.
+ *
+ * @author pupius@google.com (Daniel Pupius)
+ */
+
+goog.provide('goog.debug.Error');
+
+
+
+/**
+ * Base class for custom error objects.
+ * @param {*=} opt_msg The message associated with the error.
+ * @constructor
+ * @extends {Error}
+ */
+goog.debug.Error = function(opt_msg) {
+
+  // Attempt to ensure there is a stack trace.
+  if (Error.captureStackTrace) {
+    Error.captureStackTrace(this, goog.debug.Error);
+  } else {
+    var stack = new Error().stack;
+    if (stack) {
+      /** @override */
+      this.stack = stack;
+    }
+  }
+
+  if (opt_msg) {
+    /** @override */
+    this.message = String(opt_msg);
+  }
+
+  /**
+   * Whether to report this error to the server. Setting this to false will
+   * cause the error reporter to not report the error back to the server,
+   * which can be useful if the client knows that the error has already been
+   * logged on the server.
+   * @type {boolean}
+   */
+  this.reportErrorToServer = true;
+};
+goog.inherits(goog.debug.Error, Error);
+
+
+/** @override */
+goog.debug.Error.prototype.name = 'CustomError';

third_party/ink/closure/debug/errorcontext.js

+// Copyright 2017 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Provides methods dealing with context on error objects.
+ */
+
+goog.provide('goog.debug.errorcontext');
+
+
+/**
+ * Adds key-value context to the error.
+ * @param {!Error} err The error to add context to.
+ * @param {string} contextKey Key for the context to be added.
+ * @param {string} contextValue Value for the context to be added.
+ */
+goog.debug.errorcontext.addErrorContext = function(
+    err, contextKey, contextValue) {
+  if (!err[goog.debug.errorcontext.CONTEXT_KEY_]) {
+    err[goog.debug.errorcontext.CONTEXT_KEY_] = {};
+  }
+  err[goog.debug.errorcontext.CONTEXT_KEY_][contextKey] = contextValue;
+};
+
+
+/**
+ * @param {!Error} err The error to get context from.
+ * @return {!Object<string, string>} The context of the provided error.
+ */
+goog.debug.errorcontext.getErrorContext = function(err) {
+  return err[goog.debug.errorcontext.CONTEXT_KEY_] || {};
+};
+
+
+// TODO(aaronsn): convert this to a Symbol once goog.debug.ErrorReporter is
+// able to use ES6.
+/** @private @const {string} */
+goog.debug.errorcontext.CONTEXT_KEY_ = '__closure__error__context__984382';

third_party/ink/closure/disposable/disposable.js

+// Copyright 2005 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Implements the disposable interface. The dispose method is used
+ * to clean up references and resources.
+ * @author arv@google.com (Erik Arvidsson)
+ */
+
+
+goog.provide('goog.Disposable');
+goog.provide('goog.dispose');
+goog.provide('goog.disposeAll');
+
+goog.require('goog.disposable.IDisposable');
+
+
+
+/**
+ * Class that provides the basic implementation for disposable objects. If your
+ * class holds one or more references to COM objects, DOM nodes, or other
+ * disposable objects, it should extend this class or implement the disposable
+ * interface (defined in goog.disposable.IDisposable).
+ * @constructor
+ * @implements {goog.disposable.IDisposable}
+ */
+goog.Disposable = function() {
+  /**
+   * If monitoring the goog.Disposable instances is enabled, stores the creation
+   * stack trace of the Disposable instance.
+   * @type {string|undefined}
+   */
+  this.creationStack;
+
+  if (goog.Disposable.MONITORING_MODE != goog.Disposable.MonitoringMode.OFF) {
+    if (goog.Disposable.INCLUDE_STACK_ON_CREATION) {
+      this.creationStack = new Error().stack;
+    }
+    goog.Disposable.instances_[goog.getUid(this)] = this;
+  }
+  // Support sealing
+  this.disposed_ = this.disposed_;
+  this.onDisposeCallbacks_ = this.onDisposeCallbacks_;
+};
+
+
+/**
+ * @enum {number} Different monitoring modes for Disposable.
+ */
+goog.Disposable.MonitoringMode = {
+  /**
+   * No monitoring.
+   */
+  OFF: 0,
+  /**
+   * Creating and disposing the goog.Disposable instances is monitored. All
+   * disposable objects need to call the {@code goog.Disposable} base
+   * constructor. The PERMANENT mode must be switched on before creating any
+   * goog.Disposable instances.
+   */
+  PERMANENT: 1,
+  /**
+   * INTERACTIVE mode can be switched on and off on the fly without producing
+   * errors. It also doesn't warn if the disposable objects don't call the
+   * {@code goog.Disposable} base constructor.
+   */
+  INTERACTIVE: 2
+};
+
+
+/**
+ * @define {number} The monitoring mode of the goog.Disposable
+ *     instances. Default is OFF. Switching on the monitoring is only
+ *     recommended for debugging because it has a significant impact on
+ *     performance and memory usage. If switched off, the monitoring code
+ *     compiles down to 0 bytes.
+ */
+goog.define('goog.Disposable.MONITORING_MODE', 0);
+
+
+/**
+ * @define {boolean} Whether to attach creation stack to each created disposable
+ *     instance; This is only relevant for when MonitoringMode != OFF.
+ */
+goog.define('goog.Disposable.INCLUDE_STACK_ON_CREATION', true);
+
+
+/**
+ * Maps the unique ID of every undisposed {@code goog.Disposable} object to
+ * the object itself.
+ * @type {!Object<number, !goog.Disposable>}
+ * @private
+ */
+goog.Disposable.instances_ = {};
+
+
+/**
+ * @return {!Array<!goog.Disposable>} All {@code goog.Disposable} objects that
+ *     haven't been disposed of.
+ */
+goog.Disposable.getUndisposedObjects = function() {
+  var ret = [];
+  for (var id in goog.Disposable.instances_) {
+    if (goog.Disposable.instances_.hasOwnProperty(id)) {
+      ret.push(goog.Disposable.instances_[Number(id)]);
+    }
+  }
+  return ret;
+};
+
+
+/**
+ * Clears the registry of undisposed objects but doesn't dispose of them.
+ */
+goog.Disposable.clearUndisposedObjects = function() {
+  goog.Disposable.instances_ = {};
+};
+
+
+/**
+ * Whether the object has been disposed of.
+ * @type {boolean}
+ * @private
+ */
+goog.Disposable.prototype.disposed_ = false;
+
+
+/**
+ * Callbacks to invoke when this object is disposed.
+ * @type {Array<!Function>}
+ * @private
+ */
+goog.Disposable.prototype.onDisposeCallbacks_;
+
+
+/**
+ * @return {boolean} Whether the object has been disposed of.
+ * @override
+ */
+goog.Disposable.prototype.isDisposed = function() {
+  return this.disposed_;
+};
+
+
+/**
+ * @return {boolean} Whether the object has been disposed of.
+ * @deprecated Use {@link #isDisposed} instead.
+ */
+goog.Disposable.prototype.getDisposed = goog.Disposable.prototype.isDisposed;
+
+
+/**
+ * Disposes of the object. If the object hasn't already been disposed of, calls
+ * {@link #disposeInternal}. Classes that extend {@code goog.Disposable} should
+ * override {@link #disposeInternal} in order to delete references to COM
+ * objects, DOM nodes, and other disposable objects. Reentrant.
+ *
+ * @return {void} Nothing.
+ * @override
+ */
+goog.Disposable.prototype.dispose = function() {
+  if (!this.disposed_) {
+    // Set disposed_ to true first, in case during the chain of disposal this
+    // gets disposed recursively.
+    this.disposed_ = true;
+    this.disposeInternal();
+    if (goog.Disposable.MONITORING_MODE != goog.Disposable.MonitoringMode.OFF) {
+      var uid = goog.getUid(this);
+      if (goog.Disposable.MONITORING_MODE ==
+              goog.Disposable.MonitoringMode.PERMANENT &&
+          !goog.Disposable.instances_.hasOwnProperty(uid)) {
+        throw new Error(
+            this + ' did not call the goog.Disposable base ' +
+            'constructor or was disposed of after a clearUndisposedObjects ' +
+            'call');
+      }
+      delete goog.Disposable.instances_[uid];
+    }
+  }
+};
+
+
+/**
+ * Associates a disposable object with this object so that they will be disposed
+ * together.
+ * @param {goog.disposable.IDisposable} disposable that will be disposed when
+ *     this object is disposed.
+ */
+goog.Disposable.prototype.registerDisposable = function(disposable) {
+  this.addOnDisposeCallback(goog.partial(goog.dispose, disposable));
+};
+
+
+/**
+ * Invokes a callback function when this object is disposed. Callbacks are
+ * invoked in the order in which they were added. If a callback is added to
+ * an already disposed Disposable, it will be called immediately.
+ * @param {function(this:T):?} callback The callback function.
+ * @param {T=} opt_scope An optional scope to call the callback in.
+ * @template T
+ */
+goog.Disposable.prototype.addOnDisposeCallback = function(callback, opt_scope) {
+  if (this.disposed_) {
+    goog.isDef(opt_scope) ? callback.call(opt_scope) : callback();
+    return;
+  }
+  if (!this.onDisposeCallbacks_) {
+    this.onDisposeCallbacks_ = [];
+  }
+
+  this.onDisposeCallbacks_.push(
+      goog.isDef(opt_scope) ? goog.bind(callback, opt_scope) : callback);
+};
+
+
+/**
+ * Deletes or nulls out any references to COM objects, DOM nodes, or other
+ * disposable objects. Classes that extend {@code goog.Disposable} should
+ * override this method.
+ * Not reentrant. To avoid calling it twice, it must only be called from the
+ * subclass' {@code disposeInternal} method. Everywhere else the public
+ * {@code dispose} method must be used.
+ * For example:
+ * <pre>
+ *   mypackage.MyClass = function() {
+ *     mypackage.MyClass.base(this, 'constructor');
+ *     // Constructor logic specific to MyClass.
+ *     ...
+ *   };
+ *   goog.inherits(mypackage.MyClass, goog.Disposable);
+ *
+ *   mypackage.MyClass.prototype.disposeInternal = function() {
+ *     // Dispose logic specific to MyClass.
+ *     ...
+ *     // Call superclass's disposeInternal at the end of the subclass's, like
+ *     // in C++, to avoid hard-to-catch issues.
+ *     mypackage.MyClass.base(this, 'disposeInternal');
+ *   };
+ * </pre>
+ * @protected
+ */
+goog.Disposable.prototype.disposeInternal = function() {
+  if (this.onDisposeCallbacks_) {
+    while (this.onDisposeCallbacks_.length) {
+      this.onDisposeCallbacks_.shift()();
+    }
+  }
+};
+
+
+/**
+ * Returns True if we can verify the object is disposed.
+ * Calls {@code isDisposed} on the argument if it supports it.  If obj
+ * is not an object with an isDisposed() method, return false.
+ * @param {*} obj The object to investigate.
+ * @return {boolean} True if we can verify the object is disposed.
+ */
+goog.Disposable.isDisposed = function(obj) {
+  if (obj && typeof obj.isDisposed == 'function') {
+    return obj.isDisposed();
+  }
+  return false;
+};
+
+
+/**
+ * Calls {@code dispose} on the argument if it supports it. If obj is not an
+ *     object with a dispose() method, this is a no-op.
+ * @param {*} obj The object to dispose of.
+ */
+goog.dispose = function(obj) {
+  if (obj && typeof obj.dispose == 'function') {
+    obj.dispose();
+  }
+};
+
+
+/**
+ * Calls {@code dispose} on each member of the list that supports it. (If the
+ * member is an ArrayLike, then {@code goog.disposeAll()} will be called
+ * recursively on each of its members.) If the member is not an object with a
+ * {@code dispose()} method, then it is ignored.
+ * @param {...*} var_args The list.
+ */
+goog.disposeAll = function(var_args) {
+  for (var i = 0, len = arguments.length; i < len; ++i) {
+    var disposable = arguments[i];
+    if (goog.isArrayLike(disposable)) {
+      goog.disposeAll.apply(null, disposable);
+    } else {
+      goog.dispose(disposable);
+    }
+  }
+};

third_party/ink/closure/disposable/idisposable.js

+// Copyright 2011 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Definition of the disposable interface.  A disposable object
+ * has a dispose method to to clean up references and resources.
+ * @author nnaze@google.com (Nathan Naze)
+ */
+
+
+goog.provide('goog.disposable.IDisposable');
+
+
+
+/**
+ * Interface for a disposable object.  If a instance requires cleanup
+ * (references COM objects, DOM nodes, or other disposable objects), it should
+ * implement this interface (it may subclass goog.Disposable).
+ * @record
+ */
+goog.disposable.IDisposable = function() {};
+
+
+/**
+ * Disposes of the object and its resources.
+ * @return {void} Nothing.
+ */
+goog.disposable.IDisposable.prototype.dispose = goog.abstractMethod;
+
+
+/**
+ * @return {boolean} Whether the object has been disposed of.
+ */
+goog.disposable.IDisposable.prototype.isDisposed = goog.abstractMethod;

third_party/ink/closure/dom/browserfeature.js

+// Copyright 2010 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Browser capability checks for the dom package.
+ *
+ * @author zhyder@google.com (Zohair Hyder)
+ */
+
+
+goog.provide('goog.dom.BrowserFeature');
+
+goog.require('goog.userAgent');
+
+
+/**
+ * Enum of browser capabilities.
+ * @enum {boolean}
+ */
+goog.dom.BrowserFeature = {
+  /**
+   * Whether attributes 'name' and 'type' can be added to an element after it's
+   * created. False in Internet Explorer prior to version 9.
+   */
+  CAN_ADD_NAME_OR_TYPE_ATTRIBUTES:
+      !goog.userAgent.IE || goog.userAgent.isDocumentModeOrHigher(9),
+
+  /**
+   * Whether we can use element.children to access an element's Element
+   * children. Available since Gecko 1.9.1, IE 9. (IE<9 also includes comment
+   * nodes in the collection.)
+   */
+  CAN_USE_CHILDREN_ATTRIBUTE: !goog.userAgent.GECKO && !goog.userAgent.IE ||
+      goog.userAgent.IE && goog.userAgent.isDocumentModeOrHigher(9) ||
+      goog.userAgent.GECKO && goog.userAgent.isVersionOrHigher('1.9.1'),
+
+  /**
+   * Opera, Safari 3, and Internet Explorer 9 all support innerText but they
+   * include text nodes in script and style tags. Not document-mode-dependent.
+   */
+  CAN_USE_INNER_TEXT:
+      (goog.userAgent.IE && !goog.userAgent.isVersionOrHigher('9')),
+
+  /**
+   * MSIE, Opera, and Safari>=4 support element.parentElement to access an
+   * element's parent if it is an Element.
+   */
+  CAN_USE_PARENT_ELEMENT_PROPERTY:
+      goog.userAgent.IE || goog.userAgent.OPERA || goog.userAgent.WEBKIT,
+
+  /**
+   * Whether NoScope elements need a scoped element written before them in
+   * innerHTML.
+   * MSDN: http://msdn.microsoft.com/en-us/library/ms533897(VS.85).aspx#1
+   */
+  INNER_HTML_NEEDS_SCOPED_ELEMENT: goog.userAgent.IE,
+
+  /**
+   * Whether we use legacy IE range API.
+   */
+  LEGACY_IE_RANGES:
+      goog.userAgent.IE && !goog.userAgent.isDocumentModeOrHigher(9)
+};

third_party/ink/closure/dom/htmlelement.js

+// Copyright 2017 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+goog.provide('goog.dom.HtmlElement');
+
+
+
+/**
+ * This subclass of HTMLElement is used when only a HTMLElement is possible and
+ * not any of its subclasses. Normally, a type can refer to an instance of
+ * itself or an instance of any subtype. More concretely, if HTMLElement is used
+ * then the compiler must assume that it might still be e.g. HTMLScriptElement.
+ * With this, the type check knows that it couldn't be any special element.
+ *
+ * @constructor
+ * @extends {HTMLElement}
+ */
+goog.dom.HtmlElement = function() {};

third_party/ink/closure/dom/nodetype.js

+// Copyright 2006 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Definition of goog.dom.NodeType.
+ */
+
+goog.provide('goog.dom.NodeType');
+
+
+/**
+ * Constants for the nodeType attribute in the Node interface.
+ *
+ * These constants match those specified in the Node interface. These are
+ * usually present on the Node object in recent browsers, but not in older
+ * browsers (specifically, early IEs) and thus are given here.
+ *
+ * In some browsers (early IEs), these are not defined on the Node object,
+ * so they are provided here.
+ *
+ * See http://www.w3.org/TR/DOM-Level-2-Core/core.html#ID-1950641247
+ * @enum {number}
+ */
+goog.dom.NodeType = {
+  ELEMENT: 1,
+  ATTRIBUTE: 2,
+  TEXT: 3,
+  CDATA_SECTION: 4,
+  ENTITY_REFERENCE: 5,
+  ENTITY: 6,
+  PROCESSING_INSTRUCTION: 7,
+  COMMENT: 8,
+  DOCUMENT: 9,
+  DOCUMENT_TYPE: 10,
+  DOCUMENT_FRAGMENT: 11,
+  NOTATION: 12
+};

third_party/ink/closure/dom/tags.js

+// Copyright 2014 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Utilities for HTML element tag names.
+ */
+goog.provide('goog.dom.tags');
+
+goog.require('goog.object');
+
+
+/**
+ * The void elements specified by
+ * http://www.w3.org/TR/html-markup/syntax.html#void-elements.
+ * @const @private {!Object<string, boolean>}
+ */
+goog.dom.tags.VOID_TAGS_ = goog.object.createSet(
+    'area', 'base', 'br', 'col', 'command', 'embed', 'hr', 'img', 'input',
+    'keygen', 'link', 'meta', 'param', 'source', 'track', 'wbr');
+
+
+/**
+ * Checks whether the tag is void (with no contents allowed and no legal end
+ * tag), for example 'br'.
+ * @param {string} tagName The tag name in lower case.
+ * @return {boolean}
+ */
+goog.dom.tags.isVoidTag = function(tagName) {
+  return goog.dom.tags.VOID_TAGS_[tagName] === true;
+};

third_party/ink/closure/dom/vendor.js

+// Copyright 2012 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Vendor prefix getters.
+ */
+
+goog.provide('goog.dom.vendor');
+
+goog.require('goog.string');
+goog.require('goog.userAgent');
+
+
+/**
+ * Returns the JS vendor prefix used in CSS properties. Different vendors
+ * use different methods of changing the case of the property names.
+ *
+ * @return {?string} The JS vendor prefix or null if there is none.
+ */
+goog.dom.vendor.getVendorJsPrefix = function() {
+  if (goog.userAgent.WEBKIT) {
+    return 'Webkit';
+  } else if (goog.userAgent.GECKO) {
+    return 'Moz';
+  } else if (goog.userAgent.IE) {
+    return 'ms';
+  } else if (goog.userAgent.OPERA) {
+    return 'O';
+  }
+
+  return null;
+};
+
+
+/**
+ * Returns the vendor prefix used in CSS properties.
+ *
+ * @return {?string} The vendor prefix or null if there is none.
+ */
+goog.dom.vendor.getVendorPrefix = function() {
+  if (goog.userAgent.WEBKIT) {
+    return '-webkit';
+  } else if (goog.userAgent.GECKO) {
+    return '-moz';
+  } else if (goog.userAgent.IE) {
+    return '-ms';
+  } else if (goog.userAgent.OPERA) {
+    return '-o';
+  }
+
+  return null;
+};
+
+
+/**
+ * @param {string} propertyName A property name.
+ * @param {!Object=} opt_object If provided, we verify if the property exists in
+ *     the object.
+ * @return {?string} A vendor prefixed property name, or null if it does not
+ *     exist.
+ */
+goog.dom.vendor.getPrefixedPropertyName = function(propertyName, opt_object) {
+  // We first check for a non-prefixed property, if available.
+  if (opt_object && propertyName in opt_object) {
+    return propertyName;
+  }
+  var prefix = goog.dom.vendor.getVendorJsPrefix();
+  if (prefix) {
+    prefix = prefix.toLowerCase();
+    var prefixedPropertyName = prefix + goog.string.toTitleCase(propertyName);
+    return (!goog.isDef(opt_object) || prefixedPropertyName in opt_object) ?
+        prefixedPropertyName :
+        null;
+  }
+  return null;
+};
+
+
+/**
+ * @param {string} eventType An event type.
+ * @return {string} A lower-cased vendor prefixed event type.
+ */
+goog.dom.vendor.getPrefixedEventType = function(eventType) {
+  var prefix = goog.dom.vendor.getVendorJsPrefix() || '';
+  return (prefix + eventType).toLowerCase();
+};

third_party/ink/closure/events/browserfeature.js

+// Copyright 2010 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Browser capability checks for the events package.
+ *
+ * @author zhyder@google.com (Zohair Hyder)
+ */
+
+
+goog.provide('goog.events.BrowserFeature');
+
+goog.require('goog.userAgent');
+goog.scope(function() {
+
+
+
+/**
+ * Enum of browser capabilities.
+ * @enum {boolean}
+ */
+goog.events.BrowserFeature = {
+  /**
+   * Whether the button attribute of the event is W3C compliant.  False in
+   * Internet Explorer prior to version 9; document-version dependent.
+   */
+  HAS_W3C_BUTTON:
+      !goog.userAgent.IE || goog.userAgent.isDocumentModeOrHigher(9),
+
+  /**
+   * Whether the browser supports full W3C event model.
+   */
+  HAS_W3C_EVENT_SUPPORT:
+      !goog.userAgent.IE || goog.userAgent.isDocumentModeOrHigher(9),
+
+  /**
+   * To prevent default in IE7-8 for certain keydown events we need set the
+   * keyCode to -1.
+   */
+  SET_KEY_CODE_TO_PREVENT_DEFAULT:
+      goog.userAgent.IE && !goog.userAgent.isVersionOrHigher('9'),
+
+  /**
+   * Whether the {@code navigator.onLine} property is supported.
+   */
+  HAS_NAVIGATOR_ONLINE_PROPERTY:
+      !goog.userAgent.WEBKIT || goog.userAgent.isVersionOrHigher('528'),
+
+  /**
+   * Whether HTML5 network online/offline events are supported.
+   */
+  HAS_HTML5_NETWORK_EVENT_SUPPORT:
+      goog.userAgent.GECKO && goog.userAgent.isVersionOrHigher('1.9b') ||
+      goog.userAgent.IE && goog.userAgent.isVersionOrHigher('8') ||
+      goog.userAgent.OPERA && goog.userAgent.isVersionOrHigher('9.5') ||
+      goog.userAgent.WEBKIT && goog.userAgent.isVersionOrHigher('528'),
+
+  /**
+   * Whether HTML5 network events fire on document.body, or otherwise the
+   * window.
+   */
+  HTML5_NETWORK_EVENTS_FIRE_ON_BODY:
+      goog.userAgent.GECKO && !goog.userAgent.isVersionOrHigher('8') ||
+      goog.userAgent.IE && !goog.userAgent.isVersionOrHigher('9'),
+
+  /**
+   * Whether touch is enabled in the browser.
+   */
+  TOUCH_ENABLED:
+      ('ontouchstart' in goog.global ||
+       !!(goog.global['document'] && document.documentElement &&
+          'ontouchstart' in document.documentElement) ||
+       // IE10 uses non-standard touch events, so it has a different check.
+       !!(goog.global['navigator'] &&
+          (goog.global['navigator']['maxTouchPoints'] ||
+           goog.global['navigator']['msMaxTouchPoints']))),
+
+  /**
+   * Whether addEventListener supports W3C standard pointer events.
+   * http://www.w3.org/TR/pointerevents/
+   */
+  POINTER_EVENTS: ('PointerEvent' in goog.global),
+
+  /**
+   * Whether addEventListener supports MSPointer events (only used in IE10).
+   * http://msdn.microsoft.com/en-us/library/ie/hh772103(v=vs.85).aspx
+   * http://msdn.microsoft.com/library/hh673557(v=vs.85).aspx
+   */
+  MSPOINTER_EVENTS:
+      ('MSPointerEvent' in goog.global &&
+       !!(goog.global['navigator'] &&
+          goog.global['navigator']['msPointerEnabled'])),
+
+  /**
+   * Whether addEventListener supports {passive: true}.
+   * https://developers.google.com/web/updates/2016/06/passive-event-listeners
+   */
+  PASSIVE_EVENTS: purify(function() {
+    // If we're in a web worker or other custom environment, we can't tell.
+    if (!goog.global.addEventListener || !Object.defineProperty) {  // IE 8
+      return false;
+    }
+
+    var passive = false;
+    var options = Object.defineProperty({}, 'passive', {
+      get: function() {
+        passive = true;
+      }
+    });
+    goog.global.addEventListener('test', goog.nullFunction, options);
+    goog.global.removeEventListener('test', goog.nullFunction, options);
+
+    return passive;
+  })
+};
+
+
+/**
+ * Tricks Closure Compiler into believing that a function is pure.  The compiler
+ * assumes that any `valueOf` function is pure, without analyzing its contents.
+ *
+ * @param {function(): T} fn
+ * @return {T}
+ * @template T
+ */
+function purify(fn) {
+  return ({valueOf: fn}).valueOf();
+}
+});  // goog.scope

third_party/ink/closure/events/eventid.js

+// Copyright 2013 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+goog.provide('goog.events.EventId');
+
+
+
+/**
+ * A templated class that is used when registering for events. Typical usage:
+ *
+ *    /** @type {goog.events.EventId<MyEventObj>} *\
+ *    var myEventId = new goog.events.EventId(
+ *        goog.events.getUniqueId(('someEvent'));
+ *
+ *    // No need to cast or declare here since the compiler knows the
+ *    // correct type of 'evt' (MyEventObj).
+ *    something.listen(myEventId, function(evt) {});
+ *
+ * @param {string} eventId
+ * @template T
+ * @constructor
+ * @struct
+ * @final
+ */
+goog.events.EventId = function(eventId) {
+  /** @const */ this.id = eventId;
+};
+
+
+/**
+ * @override
+ */
+goog.events.EventId.prototype.toString = function() {
+  return this.id;
+};

third_party/ink/ink/web/js/main.soy.js

+// 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.
+// This file was automatically generated from main.soy.
+// Please don't edit this file by hand.
+
+/**
+ * @fileoverview Templates in namespace ink.soy.
+ * @public
+ */
+
+goog.provide('ink.soy.embedContent');
+
+goog.require('soy');
+goog.require('soydata.VERY_UNSAFE');
+
+
+/**
+ * @param {Object<string, *>=} opt_data
+ * @param {Object<string, *>=} opt_ijData
+ * @param {Object<string, *>=} opt_ijData_deprecated
+ * @return {!goog.soy.data.SanitizedHtml}
+ * @suppress {checkTypes}
+ */
+ink.soy.embedContent = function(opt_data, opt_ijData, opt_ijData_deprecated) {
+  opt_ijData = opt_ijData_deprecated || opt_ijData;
+  return soydata.VERY_UNSAFE.ordainSanitizedHtml(((goog.DEBUG && soy.$$debugSoyTemplateInfo) ? '<!--dta_of(ink.soy.embedContent, research/ink/web/js/main.soy, 7)-->' : '') + '<div id="canvas-parent"><style' + (opt_ijData && opt_ijData.csp_nonce ? ' nonce="' + soy.$$escapeHtmlAttribute(opt_ijData && opt_ijData.csp_nonce) + '"' : '') + '>\n        #canvas-parent {\n          height: 100%;\n          position: relative;\n          width: 100%;\n        }\n        #layer-container {\n          height: 100%;\n          position: relative;\n          width: 100%;\n        }\n        #ink-engine {\n          height: 100%;\n          left: 0;\n          position: absolute;\n          top: 0;\n          width: 100%;\n          touch-action: none;\n        }\n        .above-ink-canvas {\n          display: none;\n        }\n      </style><div class="above-ink-canvas"></div><div id="layer-container"></div><div class="below-ink-canvas"></div></div>' + ((goog.DEBUG && soy.$$debugSoyTemplateInfo) ? '<!--dta_cf(ink.soy.embedContent)-->' : ''));
+};
+if (goog.DEBUG) {
+  ink.soy.embedContent.soyTemplateName = 'ink.soy.embedContent';
+}