Update SupportsUserData uses with unique_ptr.

components/data_use_measurement/core/data_use_network_delegate_unittest.cc

 // Copyright 2016 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 "components/data_use_measurement/core/data_use_network_delegate.h"
 
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/test/histogram_tester.h"
@@ skipping 14 matching lines @@
 class TestURLRequestClassifier : public base::SupportsUserData::Data,
                                  public URLRequestClassifier {
  public:
   static const void* const kUserDataKey;
 
   bool IsUserRequest(const net::URLRequest& request) const override {
     return request.GetUserData(kUserDataKey) != nullptr;
   }
 
   static void MarkAsUserRequest(net::URLRequest* request) {
-    request->SetUserData(kUserDataKey, new TestURLRequestClassifier());
+    request->SetUserData(kUserDataKey,
+                         base::MakeUnique<TestURLRequestClassifier>());
   }
 
   DataUseUserData::DataUseContentType GetContentType(
       const net::URLRequest& request,
       const net::HttpResponseHeaders& response_headers) const override {
     return DataUseUserData::OTHER;
   }
 
   void RecordPageTransitionUMA(uint64_t page_transition,
                                int64_t received_bytes) const override {}
@@ skipping 58 matching lines @@
   test_delegate.set_quit_on_complete(true);
   std::unique_ptr<net::URLRequest> request(
       context->CreateRequest(GURL("http://example.com"), net::DEFAULT_PRIORITY,
                              &test_delegate, TRAFFIC_ANNOTATION_FOR_TESTS));
 
   if (from_user) {
     TestURLRequestClassifier::MarkAsUserRequest(request.get());
   } else {
     request->SetUserData(
         data_use_measurement::DataUseUserData::kUserDataKey,
-        new data_use_measurement::DataUseUserData(
+        base::MakeUnique<data_use_measurement::DataUseUserData>(
             data_use_measurement::DataUseUserData::SUGGESTIONS,
             data_use_measurement::DataUseUserData::FOREGROUND));
   }
   request->Start();
   base::RunLoop().RunUntilIdle();
   return request;
 }
 
 class DataUseNetworkDelegateTest : public testing::Test {
  public:
@@ skipping 117 matching lines @@
   histogram_tester.ExpectTotalCount(
       "DataUse.TrafficSize.System.Downstream.Foreground.NotCellular", 0);
   histogram_tester.ExpectTotalCount(
       "DataUse.TrafficSize.System.Upstream.Foreground.NotCellular", 0);
   histogram_tester.ExpectTotalCount("DataUse.MessageSize.Suggestions", 0);
 }
 
 }  // namespace
 
 }  // namespace data_use_measurement