Fix official build as per Microsoft recommendation.
Fix official build as per Microsoft recommendation.

https://connect.microsoft.com/VisualStudio/feedback/ViewFeedback.aspx?FeedbackID=521439

BUG=LTCG build breaks
TEST=none
Review URL: http://codereview.chromium.org/1507003

git-svn-id: http://src.chromium.org/svn/trunk/src@42890 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: ee2afce73499c1dcf240e6798bbe3e2f7712a5ef
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