Adding hooks for gathering total pixels painted and rasterized stats.

webkit/compositor_bindings/web_layer_tree_view_impl.cc

Index: webkit/compositor_bindings/web_layer_tree_view_impl.cc
diff --git a/webkit/compositor_bindings/web_layer_tree_view_impl.cc b/webkit/compositor_bindings/web_layer_tree_view_impl.cc
index afa259e2cce9ee3f42eb0b6ed9079b9a3d92fca1..48e4cf678ba93c7820f93e77c188e49f916394bc 100644
--- a/webkit/compositor_bindings/web_layer_tree_view_impl.cc
+++ b/webkit/compositor_bindings/web_layer_tree_view_impl.cc
@@ -184,6 +184,8 @@ void WebLayerTreeViewImpl::renderingStats(WebRenderingStats& stats) const
     stats.totalRasterizeTimeInSeconds = ccStats.totalRasterizeTimeInSeconds;
     stats.totalCommitTimeInSeconds = ccStats.totalCommitTimeInSeconds;
     stats.totalCommitCount = ccStats.totalCommitCount;
+    stats.totalPixelsPainted = ccStats.totalPixelsPainted;
+    stats.totalPixelsRasterized = ccStats.totalPixelsRasterized;
     stats.numImplThreadScrolls = ccStats.numImplThreadScrolls;
     stats.numMainThreadScrolls = ccStats.numMainThreadScrolls;
 }