Remove ForceReclaimResources

cc/surfaces/surface_factory.h

Index: cc/surfaces/surface_factory.h
diff --git a/cc/surfaces/surface_factory.h b/cc/surfaces/surface_factory.h
index 29b3e488ab4dc06086bb68fc86407c6b5d6dbc4c..7330c55892621f5e6baa85e5c0950fa56c24f2b5 100644
--- a/cc/surfaces/surface_factory.h
+++ b/cc/surfaces/surface_factory.h
@@ -61,10 +61,6 @@ class CC_SURFACES_EXPORT SurfaceFactory : public PendingFrameObserver {
                              const DrawCallback& callback);
   void RequestCopyOfSurface(std::unique_ptr<CopyOutputRequest> copy_request);
 
-  // Evicts the current frame on the surface. All the resources
-  // will be released and Surface::HasFrame will return false.
-  void ClearSurface();
-
   void WillDrawSurface(const LocalSurfaceId& id, const gfx::Rect& damage_rect);
 
   SurfaceFactoryClient* client() { return client_; }