Make Ctrl-Shift-J to work across platforms.
Make Ctrl-Shift-J to work across platforms.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/118427

git-svn-id: http://src.chromium.org/svn/trunk/src@17936 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: b666e042cdc1a19479f594902df25a7f360b0f5b
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