[GPU] Get GPU process running on the mac...

gpu/command_buffer/service/gpu_processor.h

 // Copyright (c) 2009 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 GPU_COMMAND_BUFFER_SERVICE_GPU_PROCESSOR_H_
 #define GPU_COMMAND_BUFFER_SERVICE_GPU_PROCESSOR_H_
 
 #include "app/gfx/native_widget_types.h"
 #include "base/ref_counted.h"
 #include "base/scoped_ptr.h"
@@ skipping 26 matching lines @@
   virtual void Destroy();
 
   virtual void ProcessCommands();
 
   // Implementation of CommandBufferEngine.
   virtual Buffer GetSharedMemoryBuffer(int32 shm_id);
   virtual void set_token(int32 token);
   virtual bool SetGetOffset(int32 offset);
   virtual int32 GetGetOffset();
 
+#if defined(OS_MACOSX)
+  // Needed only on Mac OS X, which does not render into an on-screen
+  // window and therefore requires the backing store to be resized
+  // manually. Returns an opaque identifier for the new backing store.
+  virtual uint64 SetWindowSize(int32 width, int32 height);
+
+#endif
+
+  // Sets a callback which is called when a SwapBuffers command is processed.
+  // Must be called after Initialize().
+  // It is not defined on which thread this callback is called.
+  virtual void SetSwapBuffersCallback(Callback0::Type* callback);
+
  private:
   // The GPUProcessor holds a weak reference to the CommandBuffer. The
   // CommandBuffer owns the GPUProcessor and holds a strong reference to it
   // through the ProcessCommands callback.
   CommandBuffer* command_buffer_;
 
   scoped_ptr< ::base::SharedMemory> mapped_ring_buffer_;
   int commands_per_update_;
 
   scoped_ptr<gles2::GLES2Decoder> decoder_;
@@ skipping 19 matching lines @@
 
  protected:
   gpu::GPUProcessor* obj_;
   Method meth_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(CallbackStorage);
 };
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GPU_PROCESSOR_H_