cc:: Add RenderingStatsInstrumentation to manage collection of RenderingStats

cc/layers/delegated_renderer_layer_impl_unittest.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/layers/delegated_renderer_layer_impl.h"
 
 #include "cc/base/scoped_ptr_vector.h"
 #include "cc/layers/append_quads_data.h"
 #include "cc/layers/quad_sink.h"
 #include "cc/layers/solid_color_layer_impl.h"
@@ skipping 19 matching lines @@
 namespace {
 
 class DelegatedRendererLayerImplTest : public testing::Test {
  public:
   DelegatedRendererLayerImplTest()
       : proxy_(scoped_ptr<Thread>(NULL))
       , always_impl_thread_and_main_thread_blocked_(&proxy_) {
     LayerTreeSettings settings;
     settings.minimumOcclusionTrackingSize = gfx::Size();
 
-    host_impl_ = LayerTreeHostImpl::Create(settings, &client_, &proxy_);
+    scoped_ptr<RenderingStatsInstrumentation> stats_instrumentation =
+        RenderingStatsInstrumentation::Create();
+
+    host_impl_ = LayerTreeHostImpl::Create(settings,
+                                           &client_,
+                                           &proxy_,
+                                           stats_instrumentation.get());
     host_impl_->InitializeRenderer(createFakeOutputSurface());
     host_impl_->SetViewportSize(gfx::Size(10, 10), gfx::Size(10, 10));
   }
 
  protected:
   FakeProxy proxy_;
   FakeLayerTreeHostImplClient client_;
   DebugScopedSetImplThreadAndMainThreadBlocked
       always_impl_thread_and_main_thread_blocked_;
   scoped_ptr<LayerTreeHostImpl> host_impl_;
@@ skipping 1195 matching lines @@
             root_delegated_shared_quad_state->clip_rect.ToString());
   // Quads came with a clip rect.
   EXPECT_TRUE(root_delegated_shared_quad_state->is_clipped);
 
   host_impl_->DrawLayers(&frame, base::TimeTicks::Now());
   host_impl_->DidDrawAllLayers(frame);
 }
 
 }  // namespace
 }  // namespace cc