cc: Remove FinishAllRendering, as it doesn't do anything anymore.

cc/trees/layer_tree_host_impl.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/layer_tree_host_impl.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 1679 matching lines @@
 }
 
 void LayerTreeHostImpl::DidDrawAllLayers(const FrameData& frame) {
   for (size_t i = 0; i < frame.will_draw_layers.size(); ++i)
     frame.will_draw_layers[i]->DidDraw(resource_provider_.get());
 
   for (auto* it : video_frame_controllers_)
     it->DidDrawFrame();
 }
 
-void LayerTreeHostImpl::FinishAllRendering() {
-  if (renderer_)
-    renderer_->Finish();
-}
-
 int LayerTreeHostImpl::RequestedMSAASampleCount() const {
   if (settings_.gpu_rasterization_msaa_sample_count == -1) {
     // Use the most up-to-date version of device_scale_factor that we have.
     float device_scale_factor = pending_tree_
                                     ? pending_tree_->device_scale_factor()
                                     : active_tree_->device_scale_factor();
     return device_scale_factor >= 2.0f ? 4 : 8;
   }
 
   return settings_.gpu_rasterization_msaa_sample_count;
@@ skipping 2311 matching lines @@
   return task_runner_provider_->HasImplThread();
 }
 
 bool LayerTreeHostImpl::CommitToActiveTree() const {
   // In single threaded mode we skip the pending tree and commit directly to the
   // active tree.
   return !task_runner_provider_->HasImplThread();
 }
 
 }  // namespace cc