cc: Add queue of BeginFrames to support long deadlines.

cc/output/output_surface.h

 // 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.
 
 #ifndef CC_OUTPUT_OUTPUT_SURFACE_H_
 #define CC_OUTPUT_OUTPUT_SURFACE_H_
 
+#include <deque>
+
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "cc/base/cc_export.h"
 #include "cc/output/context_provider.h"
 #include "cc/output/software_output_device.h"
 #include "cc/scheduler/frame_rate_controller.h"
 #include "third_party/WebKit/public/platform/WebGraphicsContext3D.h"
 
@@ skipping 157 matching lines @@
 
   // virtual for testing.
   virtual base::TimeTicks RetroactiveBeginFrameDeadline();
   virtual void PostCheckForRetroactiveBeginFrame();
   void CheckForRetroactiveBeginFrame();
 
  private:
   OutputSurfaceClient* client_;
   friend class OutputSurfaceCallbacks;
 
+  void AddSkippedBeginFrame(const BeginFrameArgs& skipped);
   void SetContext3D(scoped_ptr<WebKit::WebGraphicsContext3D> context3d);
   void ResetContext3D();
   void SetMemoryPolicy(const ManagedMemoryPolicy& policy,
                        bool discard_backbuffer_when_not_visible);
 
   // This stores a BeginFrame that we couldn't process immediately, but might
   // process retroactively in the near future.
-  BeginFrameArgs skipped_begin_frame_args_;
+  std::deque<BeginFrameArgs> skipped_begin_frame_args_;
+  int consecutive_missed_deadlines_;
 
   // check_for_retroactive_begin_frame_pending_ is used to avoid posting
   // redundant checks for a retroactive BeginFrame.
   bool check_for_retroactive_begin_frame_pending_;
 
   DISALLOW_COPY_AND_ASSIGN(OutputSurface);
 };
 
 }  // namespace cc
 
 #endif  // CC_OUTPUT_OUTPUT_SURFACE_H_