tree d77e057787b89660b87434b1b4fb3e6a8c1fc1fa
parent 94d2f366f971bc052da9856e9f8867094e738cd1
author Mathias Agopian <mathias@google.com> 1317852022 -0700
committer Mathias Agopian <mathias@google.com> 1317852022 -0700

Force a repaint when hwc invalidate hook is called

without this prepare() would be called but not set() since the
dirty region is empty.

Change-Id: I038acfbdad4c16015357ccde4d1949391d6f989d