Switch to standard integer types in components/, part 3 of 4.

components/proximity_auth/fake_connection.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 COMPONENTS_PROXIMITY_AUTH_FAKE_CONNECTION_H
 #define COMPONENTS_PROXIMITY_AUTH_FAKE_CONNECTION_H
 
+#include "base/macros.h"
 #include "components/proximity_auth/connection.h"
 
 namespace proximity_auth {
 
 // A fake implementation of Connection to use in tests.
 class FakeConnection : public Connection {
  public:
   FakeConnection(const RemoteDevice& remote_device);
   ~FakeConnection() override;
 
@@ skipping 26 matching lines @@
   // The payload that should be returned when DeserializeWireMessage() is
   // called.
   std::string pending_payload_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeConnection);
 };
 
 }  // namespace proximity_auth
 
 #endif  // COMPONENTS_PROXIMITY_AUTH_FAKE_CONNECTION_H