"typedef Foo Bar" -> "using Bar = Foo" in //mojo/edk/....

mojo/edk/system/connection_manager.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_SYSTEM_CONNECTION_MANAGER_H_
 #define MOJO_EDK_SYSTEM_CONNECTION_MANAGER_H_
 
 #include "base/macros.h"
 #include "mojo/edk/system/system_impl_export.h"
 #include "mojo/edk/system/unique_identifier.h"
 
 namespace mojo {
 
 namespace embedder {
 class PlatformSupport;
 class ScopedPlatformHandle;
 }  // namespace embedder
 
 namespace system {
 
 // (Temporary, unique) identifiers for connections, used as they are being
 // brought up:
-typedef UniqueIdentifier ConnectionIdentifier;
+using ConnectionIdentifier = UniqueIdentifier;
 
 // Identifiers for processes (note that these are not OS process IDs):
-typedef uint64_t ProcessIdentifier;
+using ProcessIdentifier = uint64_t;
 const ProcessIdentifier kInvalidProcessIdentifier = 0;
 
 // |ConnectionManager| is an interface for the system that allows "connections"
 // (i.e., native "pipes") to be established between different processes.
 //
 // The starting point for establishing such a connection is that the two
 // processes (not necessarily distinct) are provided with a common
 // |ConnectionIdentifier|, and also some (probably indirect, temporary) way of
 // communicating.
 //
@@ skipping 73 matching lines @@
  private:
   embedder::PlatformSupport* const platform_support_;
 
   DISALLOW_COPY_AND_ASSIGN(ConnectionManager);
 };
 
 }  // namespace system
 }  // namespace mojo
 
 #endif  // MOJO_EDK_SYSTEM_CONNECTION_MANAGER_H_