Reland of cc: Don't use StreamVideoDrawQuad on any platform but Android.

content/renderer/gpu/render_widget_compositor.cc

 // Copyright (c) 2013 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 "content/renderer/gpu/render_widget_compositor.h"
 
 #include <stddef.h>
 
 #include <cmath>
 #include <limits>
@@ skipping 430 matching lines @@
   // emulator. Aura Overlay Scrollbar will override below.
   settings.scrollbar_animator = cc::LayerTreeSettings::ANDROID_OVERLAY;
   settings.solid_color_scrollbar_color = SkColorSetARGB(128, 128, 128, 128);
   settings.scrollbar_fade_delay = base::TimeDelta::FromMilliseconds(300);
   settings.scrollbar_fade_duration = base::TimeDelta::FromMilliseconds(300);
 
 #if defined(OS_ANDROID)
   bool using_synchronous_compositor =
       GetContentClient()->UsingSynchronousCompositing();
 
+  settings.use_stream_video_draw_quad = true;
   settings.using_synchronous_renderer_compositor = using_synchronous_compositor;
   if (using_synchronous_compositor) {
     // Android WebView uses system scrollbars, so make ours invisible.
     // http://crbug.com/677348: This can't be done using hide_scrollbars
     // setting because supporting -webkit custom scrollbars is still desired
     // on sublayers.
     settings.scrollbar_animator = cc::LayerTreeSettings::NO_ANIMATOR;
     settings.solid_color_scrollbar_color = SK_ColorTRANSPARENT;
   }
   // Android WebView handles root layer flings itself.
@@ skipping 791 matching lines @@
 void RenderWidgetCompositor::NotifySwapTime(ReportTimeCallback callback) {
   QueueSwapPromise(base::MakeUnique<ReportTimeSwapPromise>(
       std::move(callback), base::ThreadTaskRunnerHandle::Get()));
 }
 
 void RenderWidgetCompositor::RequestBeginMainFrameNotExpected(bool new_state) {
   layer_tree_host_->RequestBeginMainFrameNotExpected(new_state);
 }
 
 }  // namespace content