tree 6e9edcd6eb4cb6e4ade69809ffa7b43051e4f8e2
parent 97911723a3169cd6735d2305d504cf1ec4358b57
author Mathias Agopian <mathias@google.com> 1316564516 -0700
committer Mathias Agopian <mathias@google.com> 1316566675 -0700

fix transition from full overlays to fb

we need to clear the whole framebuffer in that situation because
we can't trust the content of the FB when partial (fb preserving)
updates are used.

Bug: 5318492

Change-Id: I3f0e01b0fb665a34e44d88ad9f0f54a5d990060b