WebVR compositor bypass via BrowserMain context + mailbox

device/vr/vr_display_impl.cc

Index: device/vr/vr_display_impl.cc
diff --git a/device/vr/vr_display_impl.cc b/device/vr/vr_display_impl.cc
index 37f8ec981f2e85fe4c30ea53936663f5cc61a5c3..90b21444daf9f1f720f3413941bf62fdd5c7f136 100644
--- a/device/vr/vr_display_impl.cc
+++ b/device/vr/vr_display_impl.cc
@@ -67,20 +67,25 @@ void VRDisplayImpl::ExitPresent() {
     device_->ExitPresent();
 }
 
-void VRDisplayImpl::SubmitFrame(mojom::VRPosePtr pose) {
+void VRDisplayImpl::SubmitFrame(int16_t frame_index,
+                                const gpu::MailboxHolder& mailbox,
+                                mojom::VRSubmitFrameClientPtr submit_client) {
   if (!device_->CheckPresentingDisplay(this))
     return;
-  device_->SubmitFrame(std::move(pose));
+  device_->SubmitFrame(frame_index, mailbox, std::move(submit_client));
 }
 
 void VRDisplayImpl::UpdateLayerBounds(int16_t frame_index,
                                       mojom::VRLayerBoundsPtr left_bounds,
-                                      mojom::VRLayerBoundsPtr right_bounds) {
+                                      mojom::VRLayerBoundsPtr right_bounds,
+                                      int16_t source_width,
+                                      int16_t source_height) {
   if (!device_->IsAccessAllowed(this))
     return;
 
   device_->UpdateLayerBounds(frame_index, std::move(left_bounds),
-                             std::move(right_bounds));
+                             std::move(right_bounds), source_width,
+                             source_height);
 }
 
 void VRDisplayImpl::GetVRVSyncProvider(mojom::VRVSyncProviderRequest request) {