chromeos: Fix pixelated icons in app list and launcher (part 3)

chrome/browser/extensions/image_loading_tracker.h

 // 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_IMAGE_LOADING_TRACKER_H_
 #define CHROME_BROWSER_EXTENSIONS_IMAGE_LOADING_TRACKER_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 78 matching lines @@
     ResizeCondition resize_method;
 
     // When |resize_method| is ALWAYS_RESIZE or when the loaded image is larger
     // than |desired_size| it will be resized to these dimensions.
     gfx::Size desired_size;
 
     // |scale_factor| is used to construct the loaded gfx::ImageSkia.
     ui::ScaleFactor scale_factor;
   };
 
+  // Returns true if given extension id is a special component extension that
+  // has its resource bundled.
+  // TODO(xiyuan): Move this out of this class.
+  static bool IsSpecialBundledExtensionId(const std::string& extension_id);
+
   explicit ImageLoadingTracker(Observer* observer);
   virtual ~ImageLoadingTracker();
 
   // Specify image resource to load. If the loaded image is larger than
   // |max_size| it will be resized to those dimensions. IMPORTANT NOTE: this
   // function may call back your observer synchronously (ie before it returns)
   // if the image was found in the cache.
   // Note this method loads a raw bitmap from the resource. All sizes given are
   // assumed to be in pixels.
   void LoadImage(const extensions::Extension* extension,
@@ skipping 70 matching lines @@
 
   content::NotificationRegistrar registrar_;
 
   FRIEND_TEST_ALL_PREFIXES(ImageLoadingTrackerTest,
                            IsComponentExtensionResource);
 
   DISALLOW_COPY_AND_ASSIGN(ImageLoadingTracker);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_IMAGE_LOADING_TRACKER_H_