Revert 288137 "With the overlay path moving back to passing Acce..."

trunk/src/ui/ozone/platform/dri/hardware_display_controller.cc

Index: trunk/src/ui/ozone/platform/dri/hardware_display_controller.cc
===================================================================
--- trunk/src/ui/ozone/platform/dri/hardware_display_controller.cc	(revision 288142)
+++ trunk/src/ui/ozone/platform/dri/hardware_display_controller.cc	(working copy)
@@ -111,7 +111,6 @@
 
 bool HardwareDisplayController::Enable() {
   TRACE_EVENT0("dri", "HDC::Enable");
-  DCHECK(!current_planes_.empty());
   OverlayPlane primary = GetPrimaryPlane(current_planes_);
   DCHECK(primary.buffer);
   pending_page_flips_ = 0;
@@ -131,20 +130,18 @@
   }
 }
 
-void HardwareDisplayController::QueueOverlayPlane(const OverlayPlane& plane) {
-  pending_planes_.push_back(plane);
-}
-
-bool HardwareDisplayController::SchedulePageFlip() {
-  DCHECK(!pending_planes_.empty());
+bool HardwareDisplayController::SchedulePageFlip(
+    const OverlayPlaneList& overlays) {
+  DCHECK_LE(1u, overlays.size());
   DCHECK_EQ(0u, pending_page_flips_);
 
+  pending_planes_ = overlays;
   bool status = true;
   for (size_t i = 0; i < crtc_states_.size(); ++i) {
     if (crtc_states_[i]->is_disabled())
       continue;
 
-    status &= SchedulePageFlipOnCrtc(pending_planes_, crtc_states_[i]);
+    status &= SchedulePageFlipOnCrtc(overlays, crtc_states_[i]);
   }
 
   return status;