add error code for screen drawing failure

This patch adds error code for screen drawing failure.

BUG=none
BRANCH=tot
TEST=Tested on Glados

Change-Id: I04b349fd2c0bc539338b7ee27b8fa9544c85c873
Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/315257
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
1 file changed