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

ui/compositor/compositor.cc

 // Copyright (c) 2012 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 "ui/compositor/compositor.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <deque>
@@ skipping 324 matching lines @@
   host_->SetNeedsRedraw();
   host_->SetNeedsCommit();
 }
 
 void Compositor::ScheduleRedrawRect(const gfx::Rect& damage_rect) {
   // TODO(enne): Make this not commit.  See ScheduleFullRedraw.
   host_->SetNeedsRedrawRect(damage_rect);
   host_->SetNeedsCommit();
 }
 
-void Compositor::FinishAllRendering() {
-  host_->FinishAllRendering();
-}
-
 void Compositor::DisableSwapUntilResize() {
-  host_->FinishAllRendering();
   context_factory_->ResizeDisplay(this, gfx::Size());
 }
 
 void Compositor::SetLatencyInfo(const ui::LatencyInfo& latency_info) {
   std::unique_ptr<cc::SwapPromise> swap_promise(
       new cc::LatencyInfoSwapPromise(latency_info));
   host_->QueueSwapPromise(std::move(swap_promise));
 }
 
 void Compositor::SetScaleAndSize(float scale, const gfx::Size& size_in_pixel) {
@@ skipping 213 matching lines @@
                     observer_list_,
                     OnCompositingLockStateChanged(this));
 }
 
 void Compositor::CancelCompositorLock() {
   if (compositor_lock_)
     compositor_lock_->CancelLock();
 }
 
 }  // namespace ui