Convert //extensions/renderer from scoped_ptr to std::unique_ptr

extensions/renderer/mojo/stash_client_unittest.cc

 // 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.
 
 #include <vector>
 
 #include "base/macros.h"
 #include "extensions/browser/mojo/stash_backend.h"
 #include "extensions/common/mojo/stash.mojom.h"
 #include "extensions/renderer/api_test_base.h"
@@ skipping 13 matching lines @@
     ApiTestBase::SetUp();
     stash_backend_.reset(new StashBackend(base::Closure()));
     PrepareEnvironment(api_test_env());
   }
 
   void PrepareEnvironment(ApiTestEnvironment* env) {
     env->service_provider()->AddService(base::Bind(
         &StashBackend::BindToRequest, base::Unretained(stash_backend_.get())));
   }
 
-  scoped_ptr<StashBackend> stash_backend_;
+  std::unique_ptr<StashBackend> stash_backend_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(StashClientTest);
 };
 
 // https://crbug.com/599898
 #if defined(LEAK_SANITIZER)
 #define MAYBE_StashAndRestore DISABLED_StashAndRestore
 #else
 #define MAYBE_StashAndRestore StashAndRestore
 #endif
 // Test that stashing and restoring work correctly.
 TEST_F(StashClientTest, MAYBE_StashAndRestore) {
   ASSERT_NO_FATAL_FAILURE(RunTest("stash_client_unittest.js", "testStash"));
-  scoped_ptr<ModuleSystemTestEnvironment> restore_test_env(CreateEnvironment());
+  std::unique_ptr<ModuleSystemTestEnvironment> restore_test_env(
+      CreateEnvironment());
   ApiTestEnvironment restore_environment(restore_test_env.get());
   PrepareEnvironment(&restore_environment);
   restore_environment.RunTest("stash_client_unittest.js", "testRetrieve");
 }
 
 }  // namespace extensions