ozone: gbm: Add overlay support

ui/ozone/platform/dri/test/mock_dri_wrapper.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/dri/test/mock_dri_wrapper.h"
 
 #include <xf86drm.h>
 #include <xf86drmMode.h>
 
 #include "ui/ozone/platform/dri/dri_surface.h"
 #include "ui/ozone/platform/dri/hardware_display_controller.h"
 
 namespace ui {
 
 namespace {
 
 template<class Object> Object* DrmAllocator() {
   return static_cast<Object*>(drmMalloc(sizeof(Object)));
 }
 
 }  // namespace
 
 MockDriWrapper::MockDriWrapper(int fd)
     : DriWrapper(""),
       get_crtc_call_count_(0),
       restore_crtc_call_count_(0),
       add_framebuffer_call_count_(0),
       remove_framebuffer_call_count_(0),
       page_flip_call_count_(0),
+      overlay_flip_call_count_(0),
       set_crtc_expectation_(true),
       add_framebuffer_expectation_(true),
       page_flip_expectation_(true) {
   fd_ = fd;
 }
 
 MockDriWrapper::~MockDriWrapper() {
   fd_ = -1;
 }
 
@@ skipping 32 matching lines @@
 }
 
 bool MockDriWrapper::PageFlip(uint32_t crtc_id,
                               uint32_t framebuffer,
                               void* data) {
   page_flip_call_count_++;
   static_cast<ui::HardwareDisplayController*>(data)->surface()->SwapBuffers();
   return page_flip_expectation_;
 }
 
+bool MockDriWrapper::PageFlipOverlay(uint32_t crtc_id,
+                                     uint32_t framebuffer,
+                                     const gfx::Rect& location,
+                                     const gfx::RectF& source,
+                                     int overlay_plane) {
+  overlay_flip_call_count_++;
+  return true;
+}
+
 ScopedDrmPropertyPtr MockDriWrapper::GetProperty(drmModeConnector* connector,
                                                  const char* name) {
   return ScopedDrmPropertyPtr(DrmAllocator<drmModePropertyRes>());
 }
 
 bool MockDriWrapper::SetProperty(uint32_t connector_id,
                                  uint32_t property_id,
                                  uint64_t value) {
   return true;
 }
@@ skipping 12 matching lines @@
 }
 
 bool MockDriWrapper::MoveCursor(uint32_t crtc_id, int x, int y) {
   return true;
 }
 
 void MockDriWrapper::HandleEvent(drmEventContext& event) {
 }
 
 }  // namespace ui