Turn off computation of the interest rect in cc in synchronized paint mode.

cc/trees/layer_tree_host_common_perftest.cc

 // Copyright 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 "cc/trees/layer_tree_host_common.h"
 
 #include <deque>
 #include <sstream>
 
 #include "base/files/file_path.h"
@@ skipping 37 matching lines @@
     ASSERT_TRUE(base::ReadFileToString(json_file, &json_));
   }
 
   void SetupTree() override {
     gfx::Size viewport = gfx::Size(720, 1038);
     layer_tree_host()->SetViewportSize(viewport);
     scoped_refptr<Layer> root =
         ParseTreeFromJson(json_, &content_layer_client_);
     ASSERT_TRUE(root.get());
     layer_tree_host()->SetRootLayer(root);
+    content_layer_client_.set_bounds(viewport);
   }
 
   void SetTestName(const std::string& name) { test_name_ = name; }
 
   void AfterTest() override {
     CHECK(!test_name_.empty()) << "Must SetTestName() before TearDown().";
     perf_test::PrintResult("calc_draw_props_time",
                            "",
                            test_name_,
                            1000 * timer_.MsPerLap(),
@@ skipping 193 matching lines @@
 
 TEST_F(BspTreePerfTest, BspTreeCubes_4) {
   SetTestName("bsp_tree_cubes_4");
   SetNumberOfDuplicates(4);
   ReadTestFile("layer_sort_cubes");
   RunSortLayers();
 }
 
 }  // namespace
 }  // namespace cc