Removes WindowTreeImpl::creator_id_

components/mus/ws/window_tree_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdint.h>
 
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
@@ skipping 174 matching lines @@
 
   TestClientConnection* last_connection() { return last_connection_; }
 
  private:
   // ConnectionManagerDelegate:
   void OnNoMoreRootConnections() override {}
 
   ClientConnection* CreateClientConnectionForEmbedAtWindow(
       ConnectionManager* connection_manager,
       mojo::InterfaceRequest<mus::mojom::WindowTree> service_request,
-      ConnectionSpecificId creator_id,
       const WindowId& root_id,
       uint32_t policy_bitmask,
       mus::mojom::WindowTreeClientPtr client) override {
     // Used by ConnectionManager::AddRoot.
-    scoped_ptr<WindowTreeImpl> service(new WindowTreeImpl(
-        connection_manager, creator_id, root_id, policy_bitmask));
+    scoped_ptr<WindowTreeImpl> service(
+        new WindowTreeImpl(connection_manager, root_id, policy_bitmask));
     last_connection_ = new TestClientConnection(std::move(service));
     return last_connection_;
   }
 
   TestClientConnection* last_connection_;
 
   DISALLOW_COPY_AND_ASSIGN(TestConnectionManagerDelegate);
 };
 
 // -----------------------------------------------------------------------------
 
 class TestWindowTreeHostConnection : public WindowTreeHostConnection {
  public:
   TestWindowTreeHostConnection(scoped_ptr<WindowTreeHostImpl> host_impl,
                                ConnectionManager* manager)
       : WindowTreeHostConnection(std::move(host_impl), manager) {}
   ~TestWindowTreeHostConnection() override {}
 
  private:
   // WindowTreeHostDelegate:
   void OnDisplayInitialized() override {
     connection_manager()->AddHost(this);
     set_window_tree(connection_manager()->EmbedAtWindow(
-        kInvalidConnectionId, window_tree_host()->root_window()->id(),
+        window_tree_host()->root_window()->id(),
         mus::mojom::WindowTree::ACCESS_POLICY_EMBED_ROOT,
         mus::mojom::WindowTreeClientPtr()));
   }
   DISALLOW_COPY_AND_ASSIGN(TestWindowTreeHostConnection);
 };
 
 // -----------------------------------------------------------------------------
 // Empty implementation of DisplayManager.
 class TestDisplayManager : public DisplayManager {
  public:
@@ skipping 480 matching lines @@
   // Ack the first event. That should trigger the dispatch of the second event.
   AckPreviousEvent();
   ASSERT_EQ(1u, wm_client()->tracker()->changes()->size());
   EXPECT_EQ("InputEvent window=0,2 event_action=5",
             ChangesToDescription1(*wm_client()->tracker()->changes())[0]);
 }
 
 }  // namespace ws
 
 }  // namespace mus