Add a Mojo EDK for Chrome that uses one OS pipe per message pipe.

mojo/edk/embedder/process_delegate.h

 // Copyright 2015 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_PROCESS_DELEGATE_H_
 #define MOJO_EDK_EMBEDDER_PROCESS_DELEGATE_H_
 
-#include "mojo/edk/embedder/process_type.h"
 #include "mojo/edk/system/system_impl_export.h"
 #include "mojo/public/cpp/system/macros.h"
 
 namespace mojo {
-namespace embedder {
+namespace edk {
 
 // An interface for process delegates.
 class MOJO_SYSTEM_IMPL_EXPORT ProcessDelegate {
  public:
-  virtual ProcessType GetType() const;
-
   // Called when |ShutdownIPCSupport()| has "completed". Note that this is NOT
   // called if |ShutdownIPCSupportOnIOThread()| is used instead.
   virtual void OnShutdownComplete() = 0;
 
  protected:
   ProcessDelegate() {}
   virtual ~ProcessDelegate() {}
 
  private:
   MOJO_DISALLOW_COPY_AND_ASSIGN(ProcessDelegate);
 };
 
-inline ProcessType ProcessDelegate::GetType() const {
-  return ProcessType::NONE;
-}
-
-}  // namespace embedder
+}  // namespace edk
 }  // namespace mojo
 
 #endif  // MOJO_EDK_EMBEDDER_PROCESS_DELEGATE_H_