cc: Use BeginFrameArgs

cc/scheduler/scheduler.h

Index: cc/scheduler/scheduler.h
diff --git a/cc/scheduler/scheduler.h b/cc/scheduler/scheduler.h
index 93d5b4ec55f9b06f3a2518c9ce9ee367f2369188..96c43500c4366476350c64a6550f72d11d478172 100644
--- a/cc/scheduler/scheduler.h
+++ b/cc/scheduler/scheduler.h
@@ -8,6 +8,7 @@
 #include <string>
 
 #include "base/basictypes.h"
+#include "base/cancelable_callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time.h"
 #include "cc/base/cc_export.h"
@@ -46,6 +47,8 @@ class SchedulerClient {
   virtual void ScheduledActionAcquireLayerTexturesForMainThread() = 0;
   virtual void DidAnticipatedDrawTimeChange(base::TimeTicks time) = 0;
   virtual base::TimeDelta DrawDurationEstimate() = 0;
+  virtual void PostBeginFrameDeadline(const base::Closure& closure,
+                                      base::TimeTicks deadline) = 0;
 
  protected:
   virtual ~SchedulerClient() {}
@@ -102,6 +105,7 @@ class CC_EXPORT Scheduler {
   base::TimeTicks LastBeginFrameOnImplThreadTime();
 
   void BeginFrame(const BeginFrameArgs& args);
+  void OnBeginFrameDeadline();
 
   std::string StateAsStringForTesting() { return state_machine_.ToString(); }
 
@@ -124,6 +128,7 @@ class CC_EXPORT Scheduler {
   // workaround.
   bool safe_to_expect_begin_frame_;
   BeginFrameArgs last_begin_frame_args_;
+  base::CancelableClosure begin_frame_deadline_closure_;
 
   SchedulerStateMachine state_machine_;
   bool inside_process_scheduled_actions_;