Tiling priorities in Android Webview.

cc/surfaces/display.h

 // 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.
 
 #ifndef CC_SURFACES_DISPLAY_H_
 #define CC_SURFACES_DISPLAY_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "cc/output/output_surface_client.h"
 #include "cc/output/renderer.h"
@@ skipping 43 matching lines @@
   virtual void SetNeedsRedrawRect(const gfx::Rect& damage_rect) OVERRIDE {}
   virtual void BeginFrame(const BeginFrameArgs& args) OVERRIDE {}
   virtual void DidSwapBuffers() OVERRIDE {}
   virtual void DidSwapBuffersComplete() OVERRIDE {}
   virtual void ReclaimResources(const CompositorFrameAck* ack) OVERRIDE {}
   virtual void DidLoseOutputSurface() OVERRIDE {}
   virtual void SetExternalDrawConstraints(
       const gfx::Transform& transform,
       const gfx::Rect& viewport,
       const gfx::Rect& clip,
+      const gfx::Rect& external_tiling_rect,
+      const gfx::Transform& external_tiling_transform,
       bool resourceless_software_draw) OVERRIDE {}
   virtual void SetMemoryPolicy(const ManagedMemoryPolicy& policy) OVERRIDE {}
   virtual void SetTreeActivationCallback(
       const base::Closure& callback) OVERRIDE {}
 
   // RendererClient implementation.
   virtual void SetFullRootLayerDamage() OVERRIDE {}
   virtual void RunOnDemandRasterTask(Task* on_demand_raster_task) OVERRIDE {}
 
  private:
   void InitializeOutputSurface();
 
   DisplayClient* client_;
   SurfaceManager* manager_;
   SharedBitmapManager* bitmap_manager_;
   SurfaceId current_surface_id_;
   gfx::Size current_surface_size_;
   LayerTreeSettings settings_;
   scoped_ptr<OutputSurface> output_surface_;
   scoped_ptr<ResourceProvider> resource_provider_;
   scoped_ptr<SurfaceAggregator> aggregator_;
   scoped_ptr<DirectRenderer> renderer_;
 
   DISALLOW_COPY_AND_ASSIGN(Display);
 };
 
 }  // namespace cc
 
 #endif  // CC_SURFACES_DISPLAY_H_