cc: Move ownership of surfaces to SurfaceManager

cc/surfaces/surface.h

Index: cc/surfaces/surface.h
diff --git a/cc/surfaces/surface.h b/cc/surfaces/surface.h
index 1dc71b75761d28b2c20fe13cf9f24d4fc6dd0909..6f4495bf5651d825ddf3eace8ca211877a13ee30 100644
--- a/cc/surfaces/surface.h
+++ b/cc/surfaces/surface.h
@@ -127,9 +127,6 @@ class CC_SURFACES_EXPORT Surface {
     return HasActiveFrame() && active_frame_data_->draw_callback;
   }
 
-  bool destroyed() const { return destroyed_; }
-  void set_destroyed(bool destroyed) { destroyed_ = destroyed; }
-
  private:
   struct FrameData {
     FrameData(CompositorFrame&& frame,
@@ -172,7 +169,6 @@ class CC_SURFACES_EXPORT Surface {
   base::Optional<FrameData> active_frame_data_;
   int frame_index_;
   bool closed_ = false;
-  bool destroyed_;
   std::vector<SurfaceSequence> destruction_dependencies_;
 
   base::flat_set<SurfaceId> blocking_surfaces_;