Adding status to swap complete

ui/ozone/platform/drm/gpu/hardware_display_controller.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_controller.h"
 
 #include <drm.h>
 #include <string.h>
 #include <xf86drm.h>
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/trace_event/trace_event.h"
 #include "third_party/skia/include/core/SkCanvas.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/size.h"
+#include "ui/gfx/swap_result.h"
 #include "ui/ozone/platform/drm/gpu/crtc_controller.h"
 #include "ui/ozone/platform/drm/gpu/drm_buffer.h"
 #include "ui/ozone/platform/drm/gpu/drm_device.h"
 #include "ui/ozone/platform/drm/gpu/page_flip_request.h"
 #include "ui/ozone/public/native_pixmap.h"
 
 namespace ui {
 
 HardwareDisplayController::HardwareDisplayController(
     scoped_ptr<CrtcController> controller,
@@ skipping 29 matching lines @@
     crtc_controllers_[i]->Disable();
 
 
   is_disabled_ = true;
 }
 
 bool HardwareDisplayController::SchedulePageFlip(
     const OverlayPlaneList& plane_list,
     bool is_sync,
     bool test_only,
-    const base::Closure& callback) {
+    const PageFlipCallback& callback) {
   TRACE_EVENT0("drm", "HDC::SchedulePageFlip");
 
   DCHECK(!is_disabled_);
 
   // Ignore requests with no planes to schedule.
   if (plane_list.empty()) {
-    callback.Run();
+    callback.Run(gfx::SwapResult::SWAP_ACK);
     return true;
   }
 
   scoped_refptr<PageFlipRequest> page_flip_request =
       new PageFlipRequest(crtc_controllers_.size(), callback);
 
   OverlayPlaneList pending_planes = plane_list;
   std::sort(pending_planes.begin(), pending_planes.end(),
             [](const OverlayPlane& l, const OverlayPlane& r) {
               return l.z_order < r.z_order;
@@ skipping 119 matching lines @@
 
 scoped_refptr<DrmDevice> HardwareDisplayController::GetAllocationDrmDevice()
     const {
   DCHECK(!crtc_controllers_.empty());
   // TODO(dnicoara) When we support mirroring across DRM devices, figure out
   // which device should be used for allocations.
   return crtc_controllers_[0]->drm();
 }
 
 }  // namespace ui