Add ability to store hidpi theme images in data pack

chrome/browser/ui/webui/theme_source.cc

 // 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.
 
 #include "chrome/browser/ui/webui/theme_source.h"
 
 #include "base/memory/ref_counted_memory.h"
 #include "base/message_loop.h"
 #include "base/string_number_conversions.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 111 matching lines @@
 // ThemeSource, private:
 
 void ThemeSource::SendThemeBitmap(int request_id,
                                   int resource_id,
                                   ui::ScaleFactor scale_factor) {
   if (ThemeService::IsThemeableImage(resource_id)) {
     DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
     ui::ThemeProvider* tp = ThemeServiceFactory::GetForProfile(profile_);
     DCHECK(tp);
 
-    // TODO(flackr): Pass scale factor when fetching themeable images.
     scoped_refptr<base::RefCountedMemory> image_data(tp->GetRawData(
-        resource_id));
+        resource_id, scale_factor));
     SendResponse(request_id, image_data);
   } else {
     DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
     const ResourceBundle& rb = ResourceBundle::GetSharedInstance();
     SendResponse(request_id,
                  rb.LoadDataResourceBytes(resource_id, scale_factor));
   }
 }