Post-commit review fixes after r242570

Fix remaining nits.

BUG=323697

Review URL: https://codereview.chromium.org/125253006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@243346 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 243346