Add GMT restriction to buildtime calculation
Add GMT restriction to buildtime calculation

Make sure the buildtime is interpretted the same in all time zones.

r=dpranke
Review URL: http://codereview.chromium.org/546067

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@36488 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser