Switch Quickoffice to new internal repo

BUG=338855
TEST=manual
NOTRY=true
R=jhawkins@chromium.org, zork@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=255380

Review URL: https://codereview.chromium.org/187983003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@255659 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 255659