cc: Add queue of BeginFrames to support long deadlines.

cc/output/output_surface.h

Index: cc/output/output_surface.h
diff --git a/cc/output/output_surface.h b/cc/output/output_surface.h
index 79dc0f621304a5f90eb7504a32e10c0611a237d4..9cd1df464d33d2a85e9e521fb39baadddaa32104 100644
--- a/cc/output/output_surface.h
+++ b/cc/output/output_surface.h
@@ -5,6 +5,8 @@
 #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"
@@ -182,6 +184,7 @@ class CC_EXPORT OutputSurface : public FrameRateControllerClient {
   OutputSurfaceClient* client_;
   friend class OutputSurfaceCallbacks;
 
+  void AddSkippedBeginFrame(const BeginFrameArgs& skipped);
   void SetContext3D(scoped_ptr<WebKit::WebGraphicsContext3D> context3d);
   void ResetContext3D();
   void SetMemoryPolicy(const ManagedMemoryPolicy& policy,
@@ -189,7 +192,8 @@ class CC_EXPORT OutputSurface : public FrameRateControllerClient {
 
   // 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.