Fix task manager context menu to not have any blank menu items. Grab task manager context menu strings from resources, not from TableColumn structure, because some columns in the table may not have a header title but we still need an identifier in the context menu.
Fix task manager context menu to not have any blank menu items.
Grab task manager context menu strings from resources, not from TableColumn
structure, because some columns in the table may not have a header title but
we still need an identifier in the context menu.

BUG=64241
TEST=Bring up context menu, see no blank items

Review URL: http://codereview.chromium.org/5303010

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@67568 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