Removes WindowTreeImpl::creator_id_

components/mus/ws/window_tree_impl.h

 // 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.
 
 #ifndef COMPONENTS_MUS_WS_WINDOW_TREE_IMPL_H_
 #define COMPONENTS_MUS_WS_WINDOW_TREE_IMPL_H_
 
 #include <stdint.h>
 
 #include <queue>
@@ skipping 27 matching lines @@
 
 // An instance of WindowTreeImpl is created for every WindowTree request.
 // WindowTreeImpl tracks all the state and windows created by a client.
 // WindowTreeImpl coordinates with ConnectionManager to update the client (and
 // internal state) as necessary.
 class WindowTreeImpl : public mojom::WindowTree,
                        public AccessPolicyDelegate,
                        public mojom::WindowManagerInternalClient {
  public:
   WindowTreeImpl(ConnectionManager* connection_manager,
-                 ConnectionSpecificId creator_id,
                  const WindowId& root_id,
                  uint32_t policy_bitmask);
   ~WindowTreeImpl() override;
 
   void Init(mojom::WindowTreeClient* client, mojom::WindowTreePtr tree);
 
   ConnectionSpecificId id() const { return id_; }
-  ConnectionSpecificId creator_id() const { return creator_id_; }
 
   mojom::WindowTreeClient* client() { return client_; }
 
   // Returns the Window with the specified id.
   ServerWindow* GetWindow(const WindowId& id) {
     return const_cast<ServerWindow*>(
         const_cast<const WindowTreeImpl*>(this)->GetWindow(id));
   }
   const ServerWindow* GetWindow(const WindowId& id) const;
 
@@ skipping 203 matching lines @@
   bool IsWindowKnownForAccessPolicy(const ServerWindow* window) const override;
   bool IsWindowRootOfAnotherConnectionForAccessPolicy(
       const ServerWindow* window) const override;
   bool IsDescendantOfEmbedRoot(const ServerWindow* window) override;
 
   ConnectionManager* connection_manager_;
 
   // Id of this connection as assigned by ConnectionManager.
   const ConnectionSpecificId id_;
 
-  // ID of the connection that created us. If 0 it indicates either we were
-  // created by the root, or the connection that created us has been destroyed.
-  ConnectionSpecificId creator_id_;
-
   mojom::WindowTreeClient* client_;
 
   scoped_ptr<mus::ws::AccessPolicy> access_policy_;
 
   // The windows created by this connection. This connection owns these objects.
   WindowMap window_map_;
 
   // The set of windows that has been communicated to the client.
   WindowIdSet known_windows_;
 
@@ skipping 12 matching lines @@
   mojom::WindowManagerInternal* window_manager_internal_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowTreeImpl);
 };
 
 }  // namespace ws
 
 }  // namespace mus
 
 #endif  // COMPONENTS_MUS_WS_WINDOW_TREE_IMPL_H_