cc: Throttle swaps in Scheduler instead of OutputSurface

cc/trees/thread_proxy.cc

Index: cc/trees/thread_proxy.cc
diff --git a/cc/trees/thread_proxy.cc b/cc/trees/thread_proxy.cc
index b0cd3282879e9ee1e08ff835e960174fe2743580..b5b8aa7f90d528473b61c2cf778b986e3d423d6e 100644
--- a/cc/trees/thread_proxy.cc
+++ b/cc/trees/thread_proxy.cc
@@ -433,9 +433,18 @@ void ThreadProxy::CheckOutputSurfaceStatusOnImplThread() {
   impl().scheduler->DidLoseOutputSurface();
 }
 
-void ThreadProxy::OnSwapBuffersCompleteOnImplThread() {
-  TRACE_EVENT0("cc", "ThreadProxy::OnSwapBuffersCompleteOnImplThread");
+void ThreadProxy::SetMaxSwapsPending(int max) {

[danakj, 2014/04/11 15:12:28]

SetMaxSwapsPendingOnImplThread() ?

[brianderson, 2014/04/11 20:49:40]

Okay, that would be more consistent.

+  impl().scheduler->SetMaxSwapsPending(max);
+}
+
+void ThreadProxy::DidSwapBuffersOnImplThread() {
+  impl().scheduler->DidSwapBuffers();
+}
+
+void ThreadProxy::DidSwapBuffersCompleteOnImplThread() {
+  TRACE_EVENT0("cc", "ThreadProxy::DidSwapBuffersCompleteOnImplThread");
   DCHECK(IsImplThread());
+  impl().scheduler->DidSwapBuffersComplete();
   Proxy::MainThreadTaskRunner()->PostTask(
       FROM_HERE,
       base::Bind(&ThreadProxy::DidCompleteSwapBuffers, main_thread_weak_ptr_));