VaapiVideoAccelerator: make Vaapi accelerator work with ozone

ui/ozone/platform/dri/gbm_surface_factory.cc

Index: ui/ozone/platform/dri/gbm_surface_factory.cc
diff --git a/ui/ozone/platform/dri/gbm_surface_factory.cc b/ui/ozone/platform/dri/gbm_surface_factory.cc
index ee227a14b7255a621f8b6665fbc255eb35b45574..38ae78489859b14ca12c0a17e9bae57e43e00fc1 100644
--- a/ui/ozone/platform/dri/gbm_surface_factory.cc
+++ b/ui/ozone/platform/dri/gbm_surface_factory.cc
@@ -12,6 +12,7 @@
 #include "ui/ozone/common/egl_util.h"
 #include "ui/ozone/platform/dri/dri_window_delegate_impl.h"
 #include "ui/ozone/platform/dri/dri_window_delegate_manager.h"
+#include "ui/ozone/platform/dri/dri_wrapper.h"
 #include "ui/ozone/platform/dri/gbm_buffer.h"
 #include "ui/ozone/platform/dri/gbm_surface.h"
 #include "ui/ozone/platform/dri/gbm_surfaceless.h"
@@ -89,6 +90,11 @@ intptr_t GbmSurfaceFactory::GetNativeDisplay() {
   return reinterpret_cast<intptr_t>(device_);
 }
 
+int GbmSurfaceFactory::GetDrmFd() {
+  DCHECK(drm_);
+  return drm_->get_fd();
+}
+
 const int32* GbmSurfaceFactory::GetEGLSurfaceProperties(
     const int32* desired_list) {
   static const int32 kConfigAttribs[] = {