cc, gpu: Use RGBA when using msaa on systems that don't support BGRA

cc/tiles/tile_manager.cc

 // Copyright 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 "cc/tiles/tile_manager.h"
 
 #include <algorithm>
 #include <limits>
 #include <string>
 
@@ skipping 774 matching lines @@
     if (resource) {
       // Pass the old tile id here because the tile is solid color so we did not
       // raster anything into the tile resource.
       resource_pool_->ReleaseResource(resource.Pass(), tile->invalidated_id());
     }
   } else {
     DCHECK(resource);
     draw_info.set_use_resource();
     draw_info.resource_ = resource.Pass();
   }
-
+  draw_info.contents_swizzled_ =
+      tile_task_runner_->GetResourceRequiresSwizzle();
   client_->NotifyTileStateChanged(tile);
 }
 
 ScopedTilePtr TileManager::CreateTile(const gfx::Size& desired_texture_size,
                                       const gfx::Rect& content_rect,
                                       float contents_scale,
                                       int layer_id,
                                       int source_frame_number,
                                       int flags) {
   ScopedTilePtr tile(new Tile(this, desired_texture_size, content_rect,
@@ skipping 217 matching lines @@
   result -= other;
   return result;
 }
 
 bool TileManager::MemoryUsage::Exceeds(const MemoryUsage& limit) const {
   return memory_bytes_ > limit.memory_bytes_ ||
          resource_count_ > limit.resource_count_;
 }
 
 }  // namespace cc