Make OAuth2TokenService and subclasses take delegate by unique_ptr

google_apis/gaia/oauth2_token_service_unittest.cc

 // Copyright 2013 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 <stddef.h>
 
 #include <string>
 
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 29 matching lines @@
         account_id_, OAuth2TokenService::ScopeSet(), this).release());
   }
 
   OAuth2TokenService* oauth2_service_;
   std::string account_id_;
   std::unique_ptr<OAuth2TokenService::Request> request_;
 };
 
 class TestOAuth2TokenService : public OAuth2TokenService {
  public:
-  explicit TestOAuth2TokenService(FakeOAuth2TokenServiceDelegate* delegate)
-      : OAuth2TokenService(delegate) {}
+  explicit TestOAuth2TokenService(
+      std::unique_ptr<FakeOAuth2TokenServiceDelegate> delegate)
+      : OAuth2TokenService(std::move(delegate)) {}
 
   void CancelAllRequestsForTest() { CancelAllRequests(); }
 
   void CancelRequestsForAccountForTest(const std::string& account_id) {
     CancelRequestsForAccount(account_id);
   }
 
   FakeOAuth2TokenServiceDelegate* GetFakeOAuth2TokenServiceDelegate() {
     return static_cast<FakeOAuth2TokenServiceDelegate*>(GetDelegate());
   }
 };
 
 class OAuth2TokenServiceTest : public testing::Test {
  public:
   void SetUp() override {
     oauth2_service_.reset(new TestOAuth2TokenService(
-        new FakeOAuth2TokenServiceDelegate(new net::TestURLRequestContextGetter(
-            message_loop_.task_runner()))));
+        base::MakeUnique<FakeOAuth2TokenServiceDelegate>(
+            new net::TestURLRequestContextGetter(
+                message_loop_.task_runner()))));
     account_id_ = "test_user@gmail.com";
   }
 
   void TearDown() override {
     // Makes sure that all the clean up tasks are run.
     base::RunLoop().RunUntilIdle();
   }
 
  protected:
   base::MessageLoopForIO message_loop_;  // net:: stuff needs IO message loop.
@@ skipping 580 matching lines @@
   fetcher = factory_.GetFetcherByID(0);
   // ASSERT_TRUE(fetcher);
   fetcher->set_response_code(net::HTTP_OK);
   fetcher->SetResponseString(GetValidTokenResponse("another token", 3600));
   fetcher->delegate()->OnURLFetchComplete(fetcher);
   EXPECT_EQ(2, consumer_.number_of_successful_tokens_);
   EXPECT_EQ(0, consumer_.number_of_errors_);
   EXPECT_EQ("another token", consumer_.last_token_);
   EXPECT_EQ(1, (int)oauth2_service_->token_cache_.size());
 }