cc: Remove main thread rendering stats

cc/resources/bitmap_content_layer_updater.cc

 // Copyright 2011 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/resources/bitmap_content_layer_updater.h"
 
 #include "cc/debug/devtools_instrumentation.h"
 #include "cc/debug/rendering_stats_instrumentation.h"
 #include "cc/resources/layer_painter.h"
 #include "cc/resources/prioritized_resource.h"
@@ skipping 14 matching lines @@
     ResourceUpdateQueue* queue,
     const gfx::Rect& source_rect,
     const gfx::Vector2d& dest_offset,
     bool partial_update) {
   updater_->UpdateTexture(
       queue, texture(), source_rect, dest_offset, partial_update);
 }
 
 scoped_refptr<BitmapContentLayerUpdater> BitmapContentLayerUpdater::Create(
     scoped_ptr<LayerPainter> painter,
-    RenderingStatsInstrumentation* stats_instrumentation,
     int layer_id) {
   return make_scoped_refptr(
       new BitmapContentLayerUpdater(painter.Pass(),
-                                    stats_instrumentation,
                                     layer_id));
 }
 
 BitmapContentLayerUpdater::BitmapContentLayerUpdater(
     scoped_ptr<LayerPainter> painter,
-    RenderingStatsInstrumentation* stats_instrumentation,
     int layer_id)
-    : ContentLayerUpdater(painter.Pass(), stats_instrumentation, layer_id) {}
+    : ContentLayerUpdater(painter.Pass(), layer_id) {
+}
 
 BitmapContentLayerUpdater::~BitmapContentLayerUpdater() {}
 
 scoped_ptr<LayerUpdater::Resource> BitmapContentLayerUpdater::CreateResource(
     PrioritizedResourceManager* manager) {
   return make_scoped_ptr(
       new Resource(this, PrioritizedResource::Create(manager)));
 }
 
 void BitmapContentLayerUpdater::PrepareToUpdate(const gfx::Size& content_size,
                                                 const gfx::Rect& paint_rect,
                                                 const gfx::Size& tile_size,
                                                 float contents_width_scale,
                                                 float contents_height_scale) {
   if (canvas_size_ != paint_rect.size()) {
     devtools_instrumentation::ScopedLayerTask paint_setup(
         devtools_instrumentation::kPaintSetup, layer_id_);
     canvas_size_ = paint_rect.size();
     bitmap_backing_.allocN32Pixels(
         canvas_size_.width(), canvas_size_.height(), layer_is_opaque_);
     // TODO(danak): Remove when skia does the check for us: crbug.com/360384
     canvas_ = skia::AdoptRef(new SkCanvas(bitmap_backing_));
     DCHECK_EQ(paint_rect.width(), canvas_->getBaseLayerSize().width());
     DCHECK_EQ(paint_rect.height(), canvas_->getBaseLayerSize().height());
   }
 
-  base::TimeTicks start_time =
-      rendering_stats_instrumentation_->StartRecording();
   PaintContents(canvas_.get(),
                 content_size,
                 paint_rect,
                 contents_width_scale,
                 contents_height_scale);
-  base::TimeDelta duration =
-      rendering_stats_instrumentation_->EndRecording(start_time);
-  rendering_stats_instrumentation_->AddPaint(
-      duration, paint_rect.width() * paint_rect.height());
 }
 
 void BitmapContentLayerUpdater::UpdateTexture(ResourceUpdateQueue* queue,
                                               PrioritizedResource* texture,
                                               const gfx::Rect& source_rect,
                                               const gfx::Vector2d& dest_offset,
                                               bool partial_update) {
   CHECK(canvas_);
   ResourceUpdate upload = ResourceUpdate::Create(
       texture, &bitmap_backing_, paint_rect(), source_rect, dest_offset);
@@ skipping 11 matching lines @@
 void BitmapContentLayerUpdater::SetOpaque(bool opaque) {
   if (opaque != layer_is_opaque_) {
     canvas_.clear();
     canvas_size_ = gfx::Size();
   }
 
   ContentLayerUpdater::SetOpaque(opaque);
 }
 
 }  // namespace cc