Part 2/3 (GL) of adding with device scale factor to transport surfaces

content/common/gpu/image_transport_surface.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 CONTENT_COMMON_GPU_IMAGE_TRANSPORT_SURFACE_H_
 #define CONTENT_COMMON_GPU_IMAGE_TRANSPORT_SURFACE_H_
 
 #include <vector>
 
 #include "base/callback.h"
@@ skipping 45 matching lines @@
 // making sure outside events reach the ImageTransportSurface and
 // allowing the ImageTransportSurface to send events to the outside world.
 
 class ImageTransportSurface {
  public:
   ImageTransportSurface();
 
   virtual void OnBufferPresented(
       const AcceleratedSurfaceMsg_BufferPresented_Params& params) = 0;
   virtual void OnResizeViewACK() = 0;
-  virtual void OnResize(gfx::Size size) = 0;
+  virtual void OnResize(gfx::Size size, float scale_factor) = 0;
   virtual void SetLatencyInfo(
       const cc::LatencyInfo& latency_info) = 0;
 
   // Creates a surface with the given attributes.
   static scoped_refptr<gfx::GLSurface> CreateSurface(
       GpuChannelManager* manager,
       GpuCommandBufferStub* stub,
       const gfx::GLSurfaceHandle& handle);
 
 #if defined(OS_MACOSX)
@@ skipping 74 matching lines @@
  private:
   gpu::GpuScheduler* Scheduler();
   gpu::gles2::GLES2Decoder* Decoder();
 
   // IPC::Message handlers.
   void OnBufferPresented(
       const AcceleratedSurfaceMsg_BufferPresented_Params& params);
   void OnResizeViewACK();
 
   // Backbuffer resize callback.
-  void Resize(gfx::Size size);
+  void Resize(gfx::Size size, float scale_factor);
 
   void SetLatencyInfo(const cc::LatencyInfo& latency_info);
 
   // Weak pointers that point to objects that outlive this helper.
   ImageTransportSurface* surface_;
   GpuChannelManager* manager_;
 
   base::WeakPtr<GpuCommandBufferStub> stub_;
   int32 route_id_;
   gfx::PluginWindowHandle handle_;
@@ skipping 17 matching lines @@
   virtual void Destroy() OVERRIDE;
   virtual bool DeferDraws() OVERRIDE;
   virtual bool SwapBuffers() OVERRIDE;
   virtual bool PostSubBuffer(int x, int y, int width, int height) OVERRIDE;
   virtual bool OnMakeCurrent(gfx::GLContext* context) OVERRIDE;
 
   // ImageTransportSurface implementation.
   virtual void OnBufferPresented(
       const AcceleratedSurfaceMsg_BufferPresented_Params& params) OVERRIDE;
   virtual void OnResizeViewACK() OVERRIDE;
-  virtual void OnResize(gfx::Size size) OVERRIDE;
+  virtual void OnResize(gfx::Size size, float scale_factor) OVERRIDE;
   virtual gfx::Size GetSize() OVERRIDE;
   virtual void SetLatencyInfo(
       const cc::LatencyInfo& latency_info) OVERRIDE;
 
  protected:
   virtual ~PassThroughImageTransportSurface();
 
   // If updated vsync parameters can be determined, send this information to
   // the browser.
   virtual void SendVSyncUpdateIfAvailable();
 
  private:
   scoped_ptr<ImageTransportHelper> helper_;
   gfx::Size new_size_;
   bool transport_;
   bool did_set_swap_interval_;
   bool did_unschedule_;
   bool is_swap_buffers_pending_;
   cc::LatencyInfo latency_info_;
 
   DISALLOW_COPY_AND_ASSIGN(PassThroughImageTransportSurface);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_IMAGE_TRANSPORT_SURFACE_H_