Ozone: Dont hardcode format to YUV when using Overlay Composition.

ui/ozone/platform/drm/gpu/drm_thread.cc

Index: ui/ozone/platform/drm/gpu/drm_thread.cc
diff --git a/ui/ozone/platform/drm/gpu/drm_thread.cc b/ui/ozone/platform/drm/gpu/drm_thread.cc
index 875f3844939d9d017414ce8ae84f7cfeac6f16aa..ed12cbc7a9c4887c6da28ea45e143a03dcd25f94 100644
--- a/ui/ozone/platform/drm/gpu/drm_thread.cc
+++ b/ui/ozone/platform/drm/gpu/drm_thread.cc
@@ -111,7 +111,7 @@ void DrmThread::SchedulePageFlip(gfx::AcceleratedWidget widget,
                                  const SwapCompletionCallback& callback) {
   DrmWindow* window = screen_manager_->GetWindow(widget);
   if (window)
-    window->SchedulePageFlip(planes, callback);
+    window->SchedulePageFlip(planes, callback, buffer_generator_.get());

[dnicoara, 2016/01/13 17:26:51]

Looking over the change and I'm thinking that the buffer_generator_ should just
be passed in the constructor. There's no reason we need it passed in on every
call.

[kalyank, 2016/01/13 19:52:33]

Done.

   else
     callback.Run(gfx::SwapResult::SWAP_ACK);
 }