Result: 283628 => 128506 bytes (155122 bytes: 54%)

R=newt@chromium.org

Review URL: https://codereview.chromium.org/334053007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@278635 0039d316-1c4b-4281-b951-d872f2087c98