WIP: Surface Synchronization System

ui/aura/test/mus/test_window_tree.h

Index: ui/aura/test/mus/test_window_tree.h
diff --git a/ui/aura/test/mus/test_window_tree.h b/ui/aura/test/mus/test_window_tree.h
index cf0e403ef9540e779c803db77ce0f6c7107e7d75..324ee238195884578243e97707faa7743f589822 100644
--- a/ui/aura/test/mus/test_window_tree.h
+++ b/ui/aura/test/mus/test_window_tree.h
@@ -105,11 +105,12 @@ class TestWindowTree : public ui::mojom::WindowTree {
       WindowTreeChangeType type = WindowTreeChangeType::OTHER);
 
   // ui::mojom::WindowTree:
-  void NewWindow(uint32_t change_id,
-                 uint32_t window_id,
-                 const base::Optional<
-                     std::unordered_map<std::string, std::vector<uint8_t>>>&
-                     properties) override;
+  void NewWindow(
+      uint32_t change_id,
+      uint32_t window_id,
+      const base::Optional<
+          std::unordered_map<std::string, std::vector<uint8_t>>>& properties,
+      const cc::LocalFrameId& local_frame_id) override;
   void NewTopLevelWindow(
       uint32_t change_id,
       uint32_t window_id,
@@ -118,7 +119,8 @@ class TestWindowTree : public ui::mojom::WindowTree {
   void DeleteWindow(uint32_t change_id, uint32_t window_id) override;
   void SetWindowBounds(uint32_t change_id,
                        uint32_t window_id,
-                       const gfx::Rect& bounds) override;
+                       const gfx::Rect& bounds,
+                       const cc::LocalFrameId& local_frame_id) override;
   void SetClientArea(uint32_t window_id,
                      const gfx::Insets& insets,
                      const base::Optional<std::vector<gfx::Rect>>&