cc: Switch RenderingStats collection in Layer::Update() to RenderingStatsInstrumentation

cc/layers/content_layer_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/content_layer.h"
 
 #include "cc/layers/content_layer_client.h"
 #include "cc/resources/bitmap_content_layer_updater.h"
+#include "cc/test/fake_rendering_stats_instrumentation.h"
 #include "cc/test/geometry_test_utils.h"
 #include "skia/ext/platform_canvas.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/rect_conversions.h"
 
 using namespace WebKit;
 
 namespace cc {
 namespace {
 
@@ skipping 13 matching lines @@
   gfx::Rect opaque_layer_rect_;
 };
 
 TEST(ContentLayerTest, ContentLayerPainterWithDeviceScale) {
   float contents_scale = 2.f;
   gfx::Rect content_rect(10, 10, 100, 100);
   gfx::Rect opaque_rect_in_layer_space(5, 5, 20, 20);
   gfx::RectF opaque_rect_in_content_space = gfx::ScaleRect(
       opaque_rect_in_layer_space, contents_scale, contents_scale);
   MockContentLayerClient client(opaque_rect_in_layer_space);
+  FakeRenderingStatsInstrumentation stats_instrumentation;
   scoped_refptr<BitmapContentLayerUpdater> updater =
-      BitmapContentLayerUpdater::Create(ContentLayerPainter::Create(&client).
-                                            PassAs<LayerPainter>());
+      BitmapContentLayerUpdater::Create(
+          ContentLayerPainter::Create(&client).PassAs<LayerPainter>(),
+          &stats_instrumentation);
 
   gfx::Rect resulting_opaque_rect;
   updater->PrepareToUpdate(content_rect,
                            gfx::Size(256, 256),
                            contents_scale,
                            contents_scale,
-                           &resulting_opaque_rect,
-                           NULL);
+                           &resulting_opaque_rect);
 
   EXPECT_RECT_EQ(gfx::ToEnclosingRect(opaque_rect_in_content_space),
                  resulting_opaque_rect);
 }
 
 }  // namespace
 }  // namespace cc