cc: Changed total_pixels_rasterized to be a return value

cc/layers/picture_layer_impl_unittest.cc

 // Copyright 2013 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/picture_layer_impl.h"
 
 #include "cc/layers/picture_layer.h"
 #include "cc/test/fake_content_layer_client.h"
 #include "cc/test/fake_impl_proxy.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
@@ skipping 236 matching lines @@
       active_pile->add_draw_rect(rect);
       rects.push_back(SkRect::MakeXYWH(rect.x(), rect.y(), 1, 1));
     }
     // Force re-record with newly injected content
     active_pile->RemoveRecordingAt(0, 0);
     active_pile->AddRecordingAt(0, 0);
 
     SkBitmap store;
     store.setConfig(SkBitmap::kNo_Config, 1000, 1000);
     SkDevice device(store);
-    int64 pixels_rasterized;
 
     std::vector<SkRect>::const_iterator rect_iter = rects.begin();
     for (tile_iter = tiles.begin(); tile_iter < tiles.end(); tile_iter++) {
       MockCanvas mock_canvas(&device);
-      active_pile->Raster(&mock_canvas, (*tile_iter)->content_rect(),
-          1.0f, &pixels_rasterized);
+      active_pile->Raster(&mock_canvas, (*tile_iter)->content_rect(), 1.0f);
 
       // This test verifies that when drawing the contents of a specific tile
       // at content scale 1.0, the playback canvas never receives content from
       // neighboring tiles which indicates that the tile grid embedded in
       // SkPicture is perfectly aligned with the compositor's tiles.
       // Note: There are two rects: the initial clear and the explicitly
       // recorded rect. We only care about the second one.
       EXPECT_EQ(2, mock_canvas.rects_.size());
       EXPECT_EQ(*rect_iter, mock_canvas.rects_[1]);
       rect_iter++;
@@ skipping 420 matching lines @@
   used_tilings.push_back(active_layer_->tilings().tiling_at(1));
   active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
   ASSERT_EQ(3u, active_layer_->tilings().num_tilings());
   used_tilings.clear();
   active_layer_->CleanUpTilingsOnActiveLayer(used_tilings);
   ASSERT_EQ(2u, active_layer_->tilings().num_tilings());
 }
 
 }  // namespace
 }  // namespace cc