Moves Create() off of View and onto ViewManager

mojo/services/view_manager/public/cpp/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_VIEW_MANAGER_PUBLIC_CPP_VIEW_MANAGER_H_
 #define MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_MANAGER_H_
 
 #include <string>
 
 #include "mojo/services/view_manager/public/cpp/types.h"
@@ skipping 11 matching lines @@
   // Returns the root of this connection.
   virtual View* GetRoot() = 0;
 
   // Returns a View known to this connection.
   virtual View* GetViewById(Id id) = 0;
 
   // Returns the focused view; null if focus is not yet known or another app is
   // focused.
   virtual View* GetFocusedView() = 0;
 
+  // Creates and returns a new View (which is owned by the ViewManager). Views
+  // are initially hidden, use SetVisible(true) to show.
+  virtual View* CreateView() = 0;
+
  protected:
   virtual ~ViewManager() {}
 };
 
 }  // namespace mojo
 
 #endif  // MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_MANAGER_H_