Remove runtime toggling of throttling frames

cc/trees/single_thread_proxy.cc

 // Copyright 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.
 
 #include "cc/trees/single_thread_proxy.h"
 
 #include "base/auto_reset.h"
 #include "base/profiler/scoped_tracker.h"
 #include "base/trace_event/trace_event.h"
 #include "cc/animation/animation_events.h"
@@ skipping 100 matching lines @@
 void SingleThreadProxy::SetVisible(bool visible) {
   TRACE_EVENT1("cc", "SingleThreadProxy::SetVisible", "visible", visible);
   DebugScopedSetImplThread impl(task_runner_provider_);
 
   layer_tree_host_impl_->SetVisible(visible);
 
   if (scheduler_on_impl_thread_)
     scheduler_on_impl_thread_->SetVisible(layer_tree_host_impl_->visible());
 }
 
-void SingleThreadProxy::SetThrottleFrameProduction(bool throttle) {
-  TRACE_EVENT1("cc", "SingleThreadProxy::SetThrottleFrameProduction",
-               "throttle", throttle);
-  DebugScopedSetImplThread impl(task_runner_provider_);
-  if (scheduler_on_impl_thread_)
-    scheduler_on_impl_thread_->SetThrottleFrameProduction(throttle);
-}
-
 void SingleThreadProxy::RequestNewOutputSurface() {
   DCHECK(task_runner_provider_->IsMainThread());
   DCHECK(layer_tree_host_->output_surface_lost());
   output_surface_creation_callback_.Cancel();
   if (output_surface_creation_requested_)
     return;
   output_surface_creation_requested_ = true;
   layer_tree_host_->RequestNewOutputSurface();
 }
 
@@ skipping 736 matching lines @@
       << "DidFinishImplFrame called while not inside an impl frame!";
   inside_impl_frame_ = false;
 #endif
 }
 
 void SingleThreadProxy::SendBeginFramesToChildren(const BeginFrameArgs& args) {
   layer_tree_host_->SendBeginFramesToChildren(args);
 }
 
 }  // namespace cc