hwc: Update to API 1.1

Change-Id: I59a1102bb4d8e9622362c8909b122a3b99c656fd
Revert "hwc: Update to API 1.1"

This reverts commit 99f63f2a4fb8037505b34e7665e9b1d717f28d6c.
Derp, this isn't ready to go in.