Set name for WindowTree of WindowManager

services/ui/ws/window_server.cc

Index: services/ui/ws/window_server.cc
diff --git a/services/ui/ws/window_server.cc b/services/ui/ws/window_server.cc
index 058cf744ccfa9593f1b71e5bcb579f1b0b123e86..b76552f5e4b7210d9baff0e1ad7ea8697728f003 100644
--- a/services/ui/ws/window_server.cc
+++ b/services/ui/ws/window_server.cc
@@ -119,6 +119,7 @@ void WindowServer::AddTree(std::unique_ptr<WindowTree> tree_impl_ptr,
 
 WindowTree* WindowServer::CreateTreeForWindowManager(
     const UserId& user_id,
+    const std::string& client_name,
     mojom::WindowTreeRequest window_tree_request,
     mojom::WindowTreeClientPtr window_tree_client) {
   std::unique_ptr<WindowTree> window_tree(new WindowTree(
@@ -133,6 +134,7 @@ WindowTree* WindowServer::CreateTreeForWindowManager(
         std::move(window_tree_client)));
   }
   WindowTree* window_tree_ptr = window_tree.get();
+  window_tree->set_name(client_name);
   AddTree(std::move(window_tree), std::move(window_tree_binding), nullptr);
   window_tree_ptr->ConfigureWindowManager();
   return window_tree_ptr;