Compile chrome://settings, part 3: 167 proper errors left

chrome/browser/resources/chromeos/user_images_grid.js

 // Copyright (c) 2012 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.
 
 cr.define('options', function() {
   /** @const */ var ArrayDataModel = cr.ui.ArrayDataModel;
   /** @const */ var Grid = cr.ui.Grid;
   /** @const */ var GridItem = cr.ui.GridItem;
   /** @const */ var GridSelectionController = cr.ui.GridSelectionController;
   /** @const */ var ListSingleSelectionModel = cr.ui.ListSingleSelectionModel;
@@ skipping 448 matching lines @@
      * @return {boolean} Whether photo capture was successful.
      */
     takePhoto: function() {
       if (!this.cameraOnline)
         return false;
       var canvas = /** @type {HTMLCanvasElement} */(
           document.createElement('canvas'));
       canvas.width = CAPTURE_SIZE.width;
       canvas.height = CAPTURE_SIZE.height;
       this.captureFrame_(
-          this.cameraVideo_, canvas.getContext('2d'), CAPTURE_SIZE);
+          this.cameraVideo_,
+          /** @type {CanvasRenderingContext2D} */(canvas.getContext('2d')),
+          CAPTURE_SIZE);
       // Preload image before displaying it.
       var previewImg = new Image();
       previewImg.addEventListener('load', function(e) {
         this.cameraTitle_ = this.capturedImageTitle_;
         this.cameraImage = previewImg.src;
       }.bind(this));
       previewImg.src = canvas.toDataURL('image/png');
       var e = new Event('phototaken');
       e.dataURL = this.flipPhoto ? this.flipFrame_(canvas) : previewImg.src;
       this.dispatchEvent(e);
@@ skipping 160 matching lines @@
   UserImagesGrid.ButtonImages = {
     TAKE_PHOTO: 'chrome://theme/IDR_BUTTON_USER_IMAGE_TAKE_PHOTO',
     CHOOSE_FILE: 'chrome://theme/IDR_BUTTON_USER_IMAGE_CHOOSE_FILE',
     PROFILE_PICTURE: 'chrome://theme/IDR_PROFILE_PICTURE_LOADING'
   };
 
   return {
     UserImagesGrid: UserImagesGrid
   };
 });