ChannelMojo: Ensure that it always has ScopedIPCSupport

content/child/child_thread_impl.h

Index: content/child/child_thread_impl.h
diff --git a/content/child/child_thread_impl.h b/content/child/child_thread_impl.h
index 7b04d429d149f1a027df4d79133888cf1916a8fa..821ca4e6840cdca1ba2d1d5e2bda0dd218c1c375 100644
--- a/content/child/child_thread_impl.h
+++ b/content/child/child_thread_impl.h
@@ -235,15 +235,6 @@ class CONTENT_EXPORT ChildThreadImpl
 
   void EnsureConnected();
 
-  class SingleProcessChannelDelegate;
-  class SingleProcessChannelDelegateDeleter {
-   public:
-    void operator()(SingleProcessChannelDelegate* delegate) const;
-  };
-
-  scoped_ptr<IPC::ScopedIPCSupport> ipc_support_;
-  scoped_ptr<SingleProcessChannelDelegate, SingleProcessChannelDelegateDeleter>
-      single_process_channel_delegate_;
   scoped_ptr<MojoApplication> mojo_application_;
 
   std::string channel_name_;