Update from https://crrev.com/309717

cc/trees/occlusion_tracker_perftest.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 "cc/trees/occlusion_tracker.h"
 
 #include "base/time/time.h"
 #include "cc/debug/lap_timer.h"
 #include "cc/layers/layer_iterator.h"
 #include "cc/layers/solid_color_layer_impl.h"
@@ skipping 28 matching lines @@
     host_impl_ = LayerTreeHostImpl::Create(settings,
                                            &client_,
                                            &proxy_,
                                            &stats_,
                                            shared_bitmap_manager_.get(),
                                            NULL,
                                            1);
     host_impl_->InitializeRenderer(FakeOutputSurface::Create3d());
 
     scoped_ptr<LayerImpl> root_layer = LayerImpl::Create(active_tree(), 1);
+    root_layer->SetHasRenderSurface(true);
     active_tree()->SetRootLayer(root_layer.Pass());
   }
 
   LayerTreeImpl* active_tree() { return host_impl_->active_tree(); }
 
   void SetTestName(const std::string& name) { test_name_ = name; }
 
   void PrintResults() {
     CHECK(!test_name_.empty()) << "Must SetTestName() before AfterTest().";
     perf_test::PrintResult("occlusion_tracker_time",
@@ skipping 146 matching lines @@
   EXPECT_EQ(active_tree()->root_layer(), next.current_layer);
 
   ++begin;
   EXPECT_EQ(end, begin);
 
   PrintResults();
 }
 
 }  // namespace
 }  // namespace cc