Plumbing: Cache the resize callback so that we can call it later.

gpu/command_buffer/service/gpu_scheduler.h

 // Copyright (c) 2011 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_SCHEDULER_H_
 #define GPU_COMMAND_BUFFER_SERVICE_GPU_SCHEDULER_H_
 
 #include <queue>
 #include <vector>
 
@@ skipping 142 matching lines @@
       const std::vector<int32>& attribs,
       gles2::GLES2Decoder* parent_decoder,
       uint32 parent_texture_id);
 
 
  private:
   // Helper which causes a call to ProcessCommands to be scheduled later.
   void ScheduleProcessCommands();
 
   // Called via a callback just before we are supposed to call the
+  // user's resize callback.
+  void WillResize(gfx::Size size);
+
+  // Called via a callback just before we are supposed to call the
   // user's swap buffers callback.
   void WillSwapBuffers();
   void ProcessCommands();
 
   // The GpuScheduler holds a weak reference to the CommandBuffer. The
   // CommandBuffer owns the GpuScheduler and holds a strong reference to it
   // through the ProcessCommands callback.
   CommandBuffer* command_buffer_;
 
   int commands_per_update_;
 
   scoped_ptr<gles2::GLES2Decoder> decoder_;
   scoped_ptr<CommandParser> parser_;
 
   // Greater than zero if this is waiting to be rescheduled before continuing.
   int unscheduled_count_;
 
   scoped_ptr<Callback0::Type> scheduled_callback_;
 
 #if defined(OS_MACOSX)
   scoped_ptr<AcceleratedSurface> surface_;
   uint64 swap_buffers_count_;
   uint64 acknowledged_swap_buffers_count_;
 #endif
 
   ScopedRunnableMethodFactory<GpuScheduler> method_factory_;
+  scoped_ptr<Callback1<gfx::Size>::Type> wrapped_resize_callback_;
   scoped_ptr<Callback0::Type> wrapped_swap_buffers_callback_;
   scoped_ptr<Callback0::Type> command_processed_callback_;
 };
 
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GPU_SCHEDULER_H_