Make HostController/DeviceListener deletion fully synchronous.

tools/android/forwarder2/self_deleter_helper.h

 // Copyright 2013 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 TOOLS_ANDROID_FORWARDER2_SELF_DELETER_HELPER_H_
 #define TOOLS_ANDROID_FORWARDER2_SELF_DELETER_HELPER_H_
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/callback.h"
+#include "base/location.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop/message_loop_proxy.h"
 
 namespace base {
 
 class SingleThreadTaskRunner;
 
@@ skipping 105 matching lines @@
   const scoped_refptr<base::SingleThreadTaskRunner> construction_runner_;
   T* const self_deleting_object_;
   const DeletionCallback deletion_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(SelfDeleterHelper);
 };
 
 }  // namespace forwarder2
 
 #endif  // TOOLS_ANDROID_FORWARDER2_SELF_DELETER_HELPER_H_