[Mac] Comment fix for browserWindowControllerForView.
[Mac] Comment fix for browserWindowControllerForView.

BUG=None
TEST=None
Review URL: http://codereview.chromium.org/668080

git-svn-id: http://src.chromium.org/svn/trunk/src@40741 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 8f07e386e9f56565876449bf8416484fc3344e8f
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