WIP: Surface Synchronization System

services/ui/ws/window_tree.cc

Index: services/ui/ws/window_tree.cc
diff --git a/services/ui/ws/window_tree.cc b/services/ui/ws/window_tree.cc
index c6651fe2c1bf6dca5e5dab877c3146801f041b88..6721e2da09904bd189fe828aa07abb2e65a67c47 100644
--- a/services/ui/ws/window_tree.cc
+++ b/services/ui/ws/window_tree.cc
@@ -552,6 +552,13 @@ void WindowTree::AddActivationParent(const ClientWindowId& window_id) {
   }
 }
 
+void WindowTree::OnSetWindowBoundsResponse(
+    uint32_t change_id,
+    const gfx::Rect& bounds,
+    const cc::LocalSurfaceId& local_surface_id) {
+  client()->OnSetWindowBoundsResponse(change_id, bounds, local_surface_id);
+}
+
 void WindowTree::OnChangeCompleted(uint32_t change_id, bool success) {
   client()->OnChangeCompleted(change_id, success);
 }
@@ -1086,6 +1093,7 @@ mojom::WindowDataPtr WindowTree::WindowToWindowData(
   window_data->bounds = window->bounds();
   window_data->properties = mojo::MapToUnorderedMap(window->properties());
   window_data->visible = window->visible();
+  window_data->local_surface_id = window->current_local_surface_id();
   return window_data;
 }
 
@@ -2009,6 +2017,14 @@ void WindowTree::SetExtendedHitArea(Id window_id, const gfx::Insets& hit_area) {
   window->set_extended_hit_test_region(hit_area);
 }
 
+void WindowTree::WmSetBoundsResponse(
+    uint32_t change_id,
+    const gfx::Rect& bounds,
+    const cc::LocalSurfaceId& local_surface_id) {
+  window_server_->WindowManagerSetBoundsResponse(change_id, bounds,
+                                                 local_surface_id);
+}
+
 void WindowTree::WmResponse(uint32_t change_id, bool response) {
   if (window_server_->in_move_loop() &&
       window_server_->GetCurrentMoveLoopChangeId() == change_id) {