Remap F1 to back and F2 to forward for Chrome OS Views builds.
Remap F1 to back and F2 to forward for Chrome OS Views builds.

(Note that this isn't intended to introduce behavior that
diverges from other platforms -- rather, some of the existing
function key scancodes are being used by new keys.)

BUG=chromium-os:101
TEST=tried it

Review URL: http://codereview.chromium.org/543220

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@37280 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