Remove ShutdownIPCSupportAndWaitForNoChannels.

mojo/edk/embedder/embedder.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_EDK_EMBEDDER_EMBEDDER_H_
 #define MOJO_EDK_EMBEDDER_EMBEDDER_H_
 
 #include <string>
 
 #include "base/callback.h"
@@ skipping 97 matching lines @@
 // called on the I/O thread (given to |InitIPCSupport()|). This completes
 // synchronously and does not result in a call to the process delegate's
 // |OnShutdownComplete()|.
 MOJO_SYSTEM_IMPL_EXPORT void ShutdownIPCSupportOnIOThread();
 
 // Like |ShutdownIPCSupportOnIOThread()|, but may be called from any thread,
 // signalling shutdown completion via the process delegate's
 // |OnShutdownComplete()|.
 MOJO_SYSTEM_IMPL_EXPORT void ShutdownIPCSupport();
 
-// Like above, but doesn't call |OnShutdownComplete| until all channels are
-// gone.
-// TODO(jam): this should be the default behavior.
-MOJO_SYSTEM_IMPL_EXPORT void ShutdownIPCSupportAndWaitForNoChannels();
-
 // Creates a message pipe from a platform handle. Safe to call from any thread.
 MOJO_SYSTEM_IMPL_EXPORT ScopedMessagePipeHandle
 CreateMessagePipe(ScopedPlatformHandle platform_handle);
 
 }  // namespace edk
 }  // namespace mojo
 
 #endif  // MOJO_EDK_EMBEDDER_EMBEDDER_H_