Fix a bunch of IWYU violators that don't include scoped_ptr.h

jingle/glue/thread_wrapper.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 JINGLE_GLUE_THREAD_WRAPPER_H_
 #define JINGLE_GLUE_THREAD_WRAPPER_H_
 
 #include <stdint.h>
 
 #include <list>
 #include <map>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/synchronization/lock.h"
 #include "base/synchronization/waitable_event.h"
 #include "third_party/webrtc/base/thread.h"
 
 namespace jingle_glue {
 
 // JingleThreadWrapper implements rtc::Thread interface on top of
 // Chromium's SingleThreadTaskRunner interface. Currently only the bare minimum
 // that is used by P2P part of libjingle is implemented. There are two ways to
@@ skipping 99 matching lines @@
 
   base::WeakPtr<JingleThreadWrapper> weak_ptr_;
   base::WeakPtrFactory<JingleThreadWrapper> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(JingleThreadWrapper);
 };
 
 }  // namespace jingle_glue
 
 #endif  // JINGLE_GLUE_THREAD_WRAPPER_H_