Consolidates view_manager typedefs

mojo/services/public/cpp/view_manager/view_manager.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 MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_VIEW_MANAGER_H_
 #define MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_VIEW_MANAGER_H_
 
 #include <map>
 
 #include "base/basictypes.h"
@@ skipping 16 matching lines @@
 // Owned by the connection.
 class ViewManager {
  public:
   ~ViewManager();
 
   // Delegate is owned by the caller.
   static void Create(Application* application, ViewManagerDelegate* delegate);
 
   const std::vector<ViewTreeNode*>& roots() { return roots_; }
 
-  ViewTreeNode* GetNodeById(TransportNodeId id);
-  View* GetViewById(TransportViewId id);
+  ViewTreeNode* GetNodeById(Id id);
+  View* GetViewById(Id id);
 
  private:
   friend class ViewManagerPrivate;
   friend class ViewManagerSynchronizer;
 
-  typedef std::map<TransportNodeId, ViewTreeNode*> IdToNodeMap;
-  typedef std::map<TransportViewId, View*> IdToViewMap;
-  typedef std::map<TransportConnectionId,
+  typedef std::map<Id, ViewTreeNode*> IdToNodeMap;
+  typedef std::map<Id, View*> IdToViewMap;
+  typedef std::map<ConnectionSpecificId,
                    ViewManagerSynchronizer*> SynchronizerMap;
 
   ViewManager(ViewManagerSynchronizer* synchronizer,
               ViewManagerDelegate* delegate);
 
   ViewManagerDelegate* delegate_;
   ViewManagerSynchronizer* synchronizer_;
 
   std::vector<ViewTreeNode*> roots_;
 
   IdToNodeMap nodes_;
   IdToViewMap views_;
 
   DISALLOW_COPY_AND_ASSIGN(ViewManager);
 };
 
 }  // namespace view_manager
 }  // namespace mojo
 
 #endif  // MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_VIEW_MANAGER_H_