cc: Fix style for comments at the end of namespaces

Make sure we have a comment at the end of the namespace for each .cc file and
that there are two spaces between the closing brace and the comment.

R=enne


Review URL: https://chromiumcodereview.appspot.com/11275153

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@166005 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/cc/image_layer.cc b/cc/image_layer.cc
index 224f938..51717990 100644
--- a/cc/image_layer.cc
+++ b/cc/image_layer.cc
@@ -164,4 +164,4 @@
     return static_cast<float>(m_bitmap.height()) / bounds().height();
 }
 
-}
+}  // namespace cc