Add a period at the end of the sentence in the comment.
Add a period at the end of the sentence in the comment.

TBR=darin
BUG=0
TEST=Be English sentence structure valid should.


git-svn-id: http://src.chromium.org/svn/trunk/src@15744 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 847d0c43004eeb2595978ae05f340c84caa874b5
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser