GitLab

Framebuffers are a DRM-master specific object, so move them out out of
GbmBuffer. This makes GbmBuffer independent enough of the DRM modesetting
code that we can merge it with GbmBoWrapper.

Bug: 869206

Change-Id: I4ae6e1191ef115a4aa58b1c7ccb9f19e06de28aa
Reviewed-on: https://chromium-review.googlesource.com/1155918
Commit-Queue: Michael Spang <spang@chromium.org>
Reviewed-by: Daniel Nicoara <dnicoara@chromium.org>
Cr-Commit-Position: refs/heads/master@{#579656}