[cc] Use base::TimeTicks in RenderStats

cc/bitmap_skpicture_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/bitmap_skpicture_content_layer_updater.h"
 
 #include "base/time.h"
 #include "cc/layer_painter.h"
 #include "cc/prioritized_resource.h"
 #include "cc/rendering_stats.h"
@@ skipping 11 matching lines @@
 
 void BitmapSkPictureContentLayerUpdater::Resource::update(ResourceUpdateQueue& queue, const gfx::Rect& sourceRect, const gfx::Vector2d& destOffset, bool partialUpdate, RenderingStats& stats)
 {
     m_bitmap.setConfig(SkBitmap::kARGB_8888_Config, sourceRect.width(), sourceRect.height());
     m_bitmap.allocPixels();
     m_bitmap.setIsOpaque(m_updater->layerIsOpaque());
     SkDevice device(m_bitmap);
     SkCanvas canvas(&device);
     base::TimeTicks paintBeginTime = base::TimeTicks::Now();
     updater()->paintContentsRect(&canvas, sourceRect, stats);
-    stats.totalPaintTimeInSeconds += (base::TimeTicks::Now() - paintBeginTime).InSecondsF();
+    stats.totalPaintTime += base::TimeTicks::Now() - paintBeginTime;
 
     ResourceUpdate upload = ResourceUpdate::Create(
         texture(), &m_bitmap, sourceRect, sourceRect, destOffset);
     if (partialUpdate)
         queue.appendPartialUpload(upload);
     else
         queue.appendFullUpload(upload);
 }
 
 scoped_refptr<BitmapSkPictureContentLayerUpdater> BitmapSkPictureContentLayerUpdater::create(scoped_ptr<LayerPainter> painter)
@@ skipping 15 matching lines @@
     return scoped_ptr<LayerUpdater::Resource>(new Resource(this, PrioritizedResource::create(manager)));
 }
 
 void BitmapSkPictureContentLayerUpdater::paintContentsRect(SkCanvas* canvas, const gfx::Rect& sourceRect, RenderingStats& stats)
 {
     // Translate the origin of contentRect to that of sourceRect.
     canvas->translate(contentRect().x() - sourceRect.x(),
                       contentRect().y() - sourceRect.y());
     base::TimeTicks rasterizeBeginTime = base::TimeTicks::Now();
     drawPicture(canvas);
-    stats.totalRasterizeTimeInSeconds += (base::TimeTicks::Now() - rasterizeBeginTime).InSecondsF();
+    stats.totalRasterizeTime += base::TimeTicks::Now() - rasterizeBeginTime;
     stats.totalPixelsRasterized += sourceRect.width() * sourceRect.height();
 }
 
 }  // namespace cc