Rename ViewManagerService,ViewManagerClient -> ViewTree,ViewTreeClient

components/view_manager/view_manager_root_delegate.h

 // Copyright 2015 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_VIEW_MANAGER_VIEW_MANAGER_ROOT_DELEGATE_H_
 #define COMPONENTS_VIEW_MANAGER_VIEW_MANAGER_ROOT_DELEGATE_H_
 
 namespace view_manager {
 
-class ViewManagerServiceImpl;
+class ViewTreeImpl;
 
 // A ViewManagerRootDelegate interface is implemented by an object that
 // has the ViewManagerServiceImpl that is associated with the
 // ViewManagerRootImpl that holds a pointer to this object. Typically, a
 // ViewManagerRootDelegate will also manage the lifetime of the
 // ViewManagerRootImpl and will delete the object when it gets informed of
 // when the Display of the root is closed.
 class ViewManagerRootDelegate {
  public:
   // Called when the window associated with the root is completely initialized
   // (i.e. the ViewportMetrics for the display is known).
   virtual void OnDisplayInitialized() = 0;
 
   // Called when the window associated with the root is closed.
   virtual void OnDisplayClosed() = 0;
 
-  // Returns the ViewManagerServiceImpl associated with the delegate.
-  virtual ViewManagerServiceImpl* GetViewManagerService() = 0;
+  // Returns the ViewTreeImpl associated with the delegate.
+  virtual ViewTreeImpl* GetViewTree() = 0;
 
  protected:
   virtual ~ViewManagerRootDelegate() {}
 };
 
 }  // namespace view_manager
 
 #endif  // COMPONENTS_VIEW_MANAGER_VIEW_MANAGER_ROOT_DELEGATE_H_