ozone: Add an opaque fb to ScanoutBuffer for primary planes.

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

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/ozone/platform/drm/gpu/hardware_display_plane_manager_atomic.h"
 
 #include "base/bind.h"
 #include "ui/ozone/platform/drm/gpu/crtc_controller.h"
 #include "ui/ozone/platform/drm/gpu/drm_device.h"
 #include "ui/ozone/platform/drm/gpu/hardware_display_plane_atomic.h"
@@ skipping 77 matching lines @@
 
 bool HardwareDisplayPlaneManagerAtomic::SetPlaneData(
     HardwareDisplayPlaneList* plane_list,
     HardwareDisplayPlane* hw_plane,
     const OverlayPlane& overlay,
     uint32_t crtc_id,
     const gfx::Rect& src_rect,
     CrtcController* crtc) {
   HardwareDisplayPlaneAtomic* atomic_plane =
       static_cast<HardwareDisplayPlaneAtomic*>(hw_plane);
+  uint32_t framebuffer_id = overlay.z_order
+                                ? overlay.buffer->GetFramebufferId()
+                                : overlay.buffer->GetOpaqueFramebufferId();
   if (!atomic_plane->SetPlaneData(plane_list->atomic_property_set.get(),
-                                  crtc_id, overlay.buffer->GetFramebufferId(),
+                                  crtc_id, framebuffer_id,
                                   overlay.display_bounds, src_rect)) {
     LOG(ERROR) << "Failed to set plane properties";
     return false;
   }
   atomic_plane->set_crtc(crtc);
   return true;
 }
 
 std::unique_ptr<HardwareDisplayPlane>
 HardwareDisplayPlaneManagerAtomic::CreatePlane(uint32_t plane_id,
                                                uint32_t possible_crtcs) {
   return std::unique_ptr<HardwareDisplayPlane>(
       new HardwareDisplayPlaneAtomic(plane_id, possible_crtcs));
 }
 
 }  // namespace ui