Don't store the DateTimePicker client in a scoped_ptr.

content/renderer/render_view_impl.h

 // Copyright (c) 2012 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 CONTENT_RENDERER_RENDER_VIEW_IMPL_H_
 #define CONTENT_RENDERER_RENDER_VIEW_IMPL_H_
 
 #include <set>
 
 #include "base/basictypes.h"
@@ skipping 1458 matching lines @@
 
   // Holds the message used to return find results to the browser during
   // synchronous find-in-page requests. Only non-null during these requests.
   scoped_ptr<IPC::Message> synchronous_find_reply_message_;
 
   // The active find-in-page match ordinal during synchronous requests.
   // Needed to be remembered across WebKit callbacks.
   int synchronous_find_active_match_ordinal_;
 
   // A date/time picker object for date and time related input elements.
-  scoped_ptr<RendererDateTimePicker> date_time_picker_client_;
+  RendererDateTimePicker* date_time_picker_client_;
 #endif
 
   // Misc ----------------------------------------------------------------------
 
   // The current and pending file chooser completion objects. If the queue is
   // nonempty, the first item represents the currently running file chooser
   // callback, and the remaining elements are the other file chooser completion
   // still waiting to be run (in order).
   struct PendingFileChooser;
   std::deque< linked_ptr<PendingFileChooser> > file_chooser_completions_;
@@ skipping 108 matching lines @@
   // use the Observer interface to filter IPC messages and receive frame change
   // notifications.
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_VIEW_IMPL_H_