Don't use fallback frame sinks on Android

content/renderer/gpu/render_widget_compositor_unittest.cc

 // Copyright 2014 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 <utility>
 
 #include "base/location.h"
 #include "base/macros.h"
@@ skipping 274 matching lines @@
 }
 
 TEST_F(RenderWidgetCompositorFrameSinkTest, FailOnceBind) {
   static_assert(
       RenderWidgetCompositor::COMPOSITOR_FRAME_SINK_RETRIES_BEFORE_FALLBACK >=
           2,
       "Adjust the values of this test if this fails");
   RunTest(false, 1, 1, 0);
 }
 
+// Android doesn't support fallback frame sinks. (crbug.com/721102)
+#ifndef OS_ANDROID
 TEST_F(RenderWidgetCompositorFrameSinkTest, FallbackSuccessNull) {
   RunTest(true,
           RenderWidgetCompositor::COMPOSITOR_FRAME_SINK_RETRIES_BEFORE_FALLBACK,
           0, 1);
 }
 
 TEST_F(RenderWidgetCompositorFrameSinkTest, FallbackSuccessBind) {
   RunTest(false,
           RenderWidgetCompositor::COMPOSITOR_FRAME_SINK_RETRIES_BEFORE_FALLBACK,
           0, 1);
 }
 
 TEST_F(RenderWidgetCompositorFrameSinkTest, FallbackSuccessNormalSuccess) {
   // The first success is a fallback, but the next should not be a fallback.
   RunTest(false,
           RenderWidgetCompositor::COMPOSITOR_FRAME_SINK_RETRIES_BEFORE_FALLBACK,
           1, 1);
 }
+#endif
 
 }  // namespace
 }  // namespace content