Mus: Install SwapBuffersCompleted/VSync callbacks to DirectOutputSurface(Ozone)

cc/output/in_process_context_provider.cc

Index: cc/output/in_process_context_provider.cc
diff --git a/cc/output/in_process_context_provider.cc b/cc/output/in_process_context_provider.cc
index 999b7c7b51c7cbe587e42ce828f1e9046bcfb34b..c98a4f1a73f6f63178b427dd09df97882986fd26 100644
--- a/cc/output/in_process_context_provider.cc
+++ b/cc/output/in_process_context_provider.cc
@@ -121,18 +121,7 @@ base::Lock* InProcessContextProvider::GetLock() {
 }
 
 gpu::Capabilities InProcessContextProvider::ContextCapabilities() {
-  gpu::Capabilities capabilities;
-  capabilities.texture_rectangle = true;
-  capabilities.sync_query = true;
-  switch (PlatformColor::Format()) {
-    case PlatformColor::SOURCE_FORMAT_RGBA8:
-      capabilities.texture_format_bgra8888 = false;
-      break;
-    case PlatformColor::SOURCE_FORMAT_BGRA8:
-      capabilities.texture_format_bgra8888 = true;
-      break;
-  }
-  return capabilities;
+  return context_->GetCapabilities();
 }
 
 void InProcessContextProvider::SetLostContextCallback(