Get rid of ImageTransportFactory::GetSurfaceManager

content/browser/compositor/image_transport_factory.h

Index: content/browser/compositor/image_transport_factory.h
diff --git a/content/browser/compositor/image_transport_factory.h b/content/browser/compositor/image_transport_factory.h
index 7cd2574574f40cccaa2992717b0db09a6d740b5a..ffd336a6eef22ee89ea85c6de3da22b0d15c0fbf 100644
--- a/content/browser/compositor/image_transport_factory.h
+++ b/content/browser/compositor/image_transport_factory.h
@@ -16,10 +16,6 @@
 #include "ui/events/latency_info.h"
 #include "ui/gfx/native_widget_types.h"
 
-namespace cc {
-class SurfaceManager;
-}
-
 namespace gfx {
 enum class SwapResult;
 }
@@ -64,8 +60,6 @@ class CONTENT_EXPORT ImageTransportFactory {
   // Gets the image transport factory as a context factory for the compositor.
   virtual ui::ContextFactory* GetContextFactory() = 0;
 
-  virtual cc::SurfaceManager* GetSurfaceManager() = 0;
-
   // Gets a GLHelper instance, associated with the shared context. This
   // GLHelper will get destroyed whenever the shared context is lost
   // (ImageTransportFactoryObserver::OnLostResources is called).