Make Dispatcher::Type an enum class.

mojo/edk/system/shared_buffer_dispatcher.cc

 // 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.
 
 #include "mojo/edk/system/shared_buffer_dispatcher.h"
 
 #include <limits>
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 64 matching lines @@
   scoped_refptr<embedder::PlatformSharedBuffer> shared_buffer(
       platform_support->CreateSharedBuffer(static_cast<size_t>(num_bytes)));
   if (!shared_buffer)
     return MOJO_RESULT_RESOURCE_EXHAUSTED;
 
   *result = new SharedBufferDispatcher(shared_buffer);
   return MOJO_RESULT_OK;
 }
 
 Dispatcher::Type SharedBufferDispatcher::GetType() const {
-  return kTypeSharedBuffer;
+  return Type::SHARED_BUFFER;
 }
 
 // static
 scoped_refptr<SharedBufferDispatcher> SharedBufferDispatcher::Deserialize(
     Channel* channel,
     const void* source,
     size_t size,
     embedder::PlatformHandleVector* platform_handles) {
   DCHECK(channel);
 
@@ skipping 171 matching lines @@
   platform_handles->push_back(platform_handle.release());
   *actual_size = sizeof(SerializedSharedBufferDispatcher);
 
   shared_buffer_ = nullptr;
 
   return true;
 }
 
 }  // namespace system
 }  // namespace mojo