Convert //chrome from scoped_ptr to std::unique_ptr

chrome/service/cloud_print/cloud_print_url_fetcher_unittest.cc

 // Copyright (c) 2012 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 "base/command_line.h"
 #include "base/location.h"
 #include "base/memory/ref_counted.h"
 #include "base/single_thread_task_runner.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/thread_task_runner_handle.h"
@@ skipping 39 matching lines @@
   }
 
  protected:
   ~TrackingTestURLRequestContextGetter() override {
     g_request_context_getter_instances--;
   }
 
  private:
   // Not owned here.
   net::URLRequestThrottlerManager* throttler_manager_;
-  scoped_ptr<net::TestURLRequestContext> context_;
+  std::unique_ptr<net::TestURLRequestContext> context_;
 };
 
 class TestCloudPrintURLFetcher : public CloudPrintURLFetcher {
  public:
   explicit TestCloudPrintURLFetcher(
       base::SingleThreadTaskRunner* io_task_runner)
       : io_task_runner_(io_task_runner) {}
 
   net::URLRequestContextGetter* GetRequestContextGetter() override {
     return new TrackingTestURLRequestContextGetter(io_task_runner_.get(),
@@ skipping 294 matching lines @@
   test_server.AddDefaultHandlers(base::FilePath(kDocRoot));
   ASSERT_TRUE(test_server.Start());
 
   GURL url(test_server.GetURL("/defaultresponse"));
   CreateFetcher(url, 11);
 
   base::MessageLoop::current()->Run();
 }
 
 }  // namespace cloud_print