Add externs for gallery.

BUG=433728
TEST=GYP_GENERATORS=ninja tools/gyp/gyp --depth . ui/file_manager/gallery/js/compiled_resources.gyp && ninja -C out/Default

Review URL: https://codereview.chromium.org/797553004

Cr-Commit-Position: refs/heads/master@{#309395}

ui/file_manager/externs/gallery_background.js

@@ -20,3 +20,10 @@ window.initialize = function(backgroundComponents) {};
  * @param {!Array.<!Entry>} selectedEntries Array of selected entries.
  */
 window.loadEntries = function(entries, selectedEntries) {};
+
+/**
+ * This definition is required by
+ * ui/file_manager/file_manager/common/js/util.js.
+ * @type {string}
+ */
+Window.prototype.appID;

ui/file_manager/externs/gallery_foreground.js

@@ -18,3 +18,24 @@ function BackgroundComponents() {
    */
   this.volumeManager;
 }
+
+/**
+ * File Manager. This definition is required by
+ * ui/file_manager/file_manager/foreground/js/ui/file_manager_dialog_base.js.
+ *
+ * @constructor
+ * @struct
+ */
+function FileManager() {}
+
+/**
+ * This definition is required by
+ * ui/file_manager/file_manager/common/js/util.js.
+ * @type {string}
+ */
+Window.prototype.appID;
+
+/**
+ * @type {string}
+ */
+Entry.prototype.cachedUrl;

ui/file_manager/externs/platform.js

+// Copyright 2014 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.
+
+// Externs which are common for all chrome packaged apps.
+
+/**
+ * @param {string} url
+ * @param {function(!Entry)} successCallback
+ * @param {function(!FileError)=} opt_errorCallback
+ */
+Window.prototype.webkitResolveLocalFileSystemURL =
+    function(url, successCallback, opt_errorCallback) {};

ui/file_manager/file_manager/background/js/compiled_resources.gyp

@@ -50,6 +50,7 @@
           '../../../externs/connection.js',
           '../../../externs/css_rule.js',
           '../../../externs/webview_tag.js',
+          '../../../externs/platform.js',
           '../../common/js/externs.js',
         ],
       },

ui/file_manager/file_manager/common/js/externs.js

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+// TODO(yawano): Move all externs under ui/file_manager/externs.
+
 /**
  * @constructor
  * @extends {Window}
@@ -70,19 +72,6 @@ DirectoryChangeEvent.prototype.newDirEntry;
 /** @type {boolean} */
 DirectoryChangeEvent.prototype.volumeChanged;
 
-/**
- * @param {string} url
- * @param {function(!Entry)} successCallback
- * @param {function(!FileError)=} opt_errorCallback
- */
-Window.prototype.webkitResolveLocalFileSystemURL =
-    function(url, successCallback, opt_errorCallback) {};
-
-/**
- * @type {string}
- */
-Window.prototype.appID;
-
 /**
  * @type {boolean}
  */

ui/file_manager/file_manager/foreground/js/compiled_resources.gyp

@@ -131,6 +131,7 @@
           '../../../externs/css_rule.js',
           '../../../externs/html_menu_item_element.js',
           '../../../externs/webview_tag.js',
+          '../../../externs/platform.js',
           '../../common/js/externs.js',
         ],
       },

ui/file_manager/gallery/js/compiled_resources.gyp

@@ -16,16 +16,18 @@
           '../../file_manager/common/js/util.js',
           '../../file_manager/common/js/async_util.js',
           '../../file_manager/common/js/volume_manager_common.js',
-          '../../file_manager/background/js/volume_manager.js',
           '../../file_manager/common/js/error_util.js',
-          '../../file_manager/common/js/file_type.js'
+          '../../file_manager/common/js/file_type.js',
+          '../../file_manager/background/js/volume_manager.js',
         ],
         'externs': [
           '<(CLOSURE_DIR)/externs/chrome_send_externs.js',
           '<(CLOSURE_DIR)/externs/chrome_extensions.js',
           '<(CLOSURE_DIR)/externs/file_manager_private.js',
+          '../../externs/chrome_test.js',
           '../../externs/chrome_app_window.js',
           '../../externs/gallery_background.js',
+          '../../externs/platform.js',
         ],
       },
       'includes': [
@@ -52,6 +54,11 @@
           '../../../webui/resources/js/cr/ui/list_selection_controller.js',
           '../../../webui/resources/js/cr/ui/list.js',
           '../../../webui/resources/js/cr/ui/grid.js',
+          '../../file_manager/common/js/volume_manager_common.js',
+          '../../file_manager/common/js/lru_cache.js',
+          '../../file_manager/common/js/async_util.js',
+          '../../file_manager/common/js/file_type.js',
+          '../../file_manager/common/js/util.js',
           '../../file_manager/foreground/js/metrics_base.js',
           '../../file_manager/foreground/js/metrics.js',
           '../../file_manager/foreground/js/metadata/metadata_cache.js',
@@ -62,11 +69,6 @@
           '../../file_manager/foreground/js/ui/share_dialog.js',
           '../../file_manager/foreground/js/volume_manager_wrapper.js',
           '../../file_manager/background/js/volume_manager.js',
-          '../../file_manager/common/js/lru_cache.js',
-          '../../file_manager/common/js/async_util.js',
-          '../../file_manager/common/js/file_type.js',
-          '../../file_manager/common/js/util.js',
-          '../../file_manager/common/js/volume_manager_common.js',
           '../../image_loader/image_loader_client.js',
           './image_editor/commands.js',
           './image_editor/exif_encoder.js',
@@ -94,6 +96,8 @@
           '../../externs/chrome_test.js',
           '../../externs/exif_entry.js',
           '../../externs/gallery_foreground.js',
+          '../../externs/platform.js',
+          '../../externs/webview_tag.js',
         ],
       },
       'includes': [
@@ -102,5 +106,3 @@
     }
   ],
 }
-
-