Convert //components/proximity_auth from scoped_ptr to std::unique_ptr

components/proximity_auth/cryptauth/mock_cryptauth_client.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_MOCK_CRYPTAUTH_CLIENT_H
 #define COMPONENTS_PROXIMITY_AUTH_MOCK_CRYPTAUTH_CLIENT_H
 
 #include "base/macros.h"
 #include "base/observer_list.h"
 #include "components/proximity_auth/cryptauth/cryptauth_client.h"
@@ skipping 50 matching lines @@
 
   // Represents the type of mock instances to create.
   enum class MockType { MAKE_NICE_MOCKS, MAKE_STRICT_MOCKS };
 
   // If |mock_type| is STRICT, then StrictMocks will be created. Otherwise,
   // NiceMocks will be created.
   explicit MockCryptAuthClientFactory(MockType mock_type);
   ~MockCryptAuthClientFactory() override;
 
   // CryptAuthClientFactory:
-  scoped_ptr<CryptAuthClient> CreateInstance() override;
+  std::unique_ptr<CryptAuthClient> CreateInstance() override;
 
   void AddObserver(Observer* observer);
   void RemoveObserver(Observer* observer);
 
  private:
   // Whether to create StrictMocks or NiceMocks.
   const MockType mock_type_;
 
   // Observers of the factory.
   base::ObserverList<Observer> observer_list_;
 
   DISALLOW_COPY_AND_ASSIGN(MockCryptAuthClientFactory);
 };
 
 }  // namespace proximity_auth
 
 #endif  // COMPONENTS_PROXIMITY_AUTH_MOCK_CRYPTAUTH_CLIENT_H