Drop all uses of //base except ObserverList from view mgr client lib

mojo/services/view_manager/public/cpp/lib/view_private.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_LIB_VIEW_PRIVATE_H_
 #define MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_LIB_VIEW_PRIVATE_H_
 
-#include "base/basictypes.h"
-
 #include "view_manager/public/cpp/view.h"
 
 namespace mojo {
 
 // This class is a friend of a View and contains functions to mutate internal
 // state of View.
 class ViewPrivate {
  public:
   explicit ViewPrivate(View* view);
   ~ViewPrivate();
@@ skipping 44 matching lines @@
 
  private:
   View* view_;
 
   DISALLOW_COPY_AND_ASSIGN(ViewPrivate);
 };
 
 }  // namespace mojo
 
 #endif  // MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_LIB_VIEW_PRIVATE_H_