cc: Remove the opaque rect return-parameter from ContentLayerClient.

cc/trees/layer_tree_host_perftest.cc

 // Copyright 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 "cc/trees/layer_tree_host.h"
 
 #include <sstream>
 
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
@@ skipping 24 matching lines @@
 class LayerTreeHostPerfTest : public LayerTreeTest {
  public:
   LayerTreeHostPerfTest()
       : draw_timer_(kWarmupRuns,
                     base::TimeDelta::FromMilliseconds(kTimeLimitMillis),
                     kTimeCheckInterval),
         commit_timer_(0, base::TimeDelta(), 1),
         full_damage_each_frame_(false),
         begin_frame_driven_drawing_(false),
         measure_commit_cost_(false) {
-    fake_content_layer_client_.set_paint_all_opaque(true);
   }
 
   virtual void InitializeSettings(LayerTreeSettings* settings) OVERRIDE {
     settings->throttle_frame_production = false;
   }
 
   virtual void BeginTest() OVERRIDE {
     BuildTree();
     PostSetNeedsCommitToMainThread();
   }
@@ skipping 273 matching lines @@
 TEST_F(LayerTreeHostPerfTestJsonReader, HeavyPageThreadedImplSide) {
   begin_frame_driven_drawing_ = true;
   measure_commit_cost_ = true;
   SetTestName("heavy_page");
   ReadTestFile("heavy_layer_tree");
   RunTestWithImplSidePainting();
 }
 
 }  // namespace
 }  // namespace cc