Changes the wrench menu to calculate the width needed for the zoom label from the strings that can be displayed. The old approach resulted in too small a width and clipping.
Changes the wrench menu to calculate the width needed for the zoom
label from the strings that can be displayed. The old approach
resulted in too small a width and clipping.

BUG=chromium-os:4406
TEST=see bug

Review URL: http://codereview.chromium.org/2993005

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@52424 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