tree 5a9868e88f54b32a4a3986a4e021911e809257f2
parent 56eb3fc695869c05ef3b35dfe9dfb25d2f826825
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