Convert to base::Callback in safe_browsing client-side-detection code.

chrome/browser/safe_browsing/browser_feature_extractor_unittest.cc

 // Copyright (c) 2011 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 "chrome/browser/safe_browsing/browser_feature_extractor.h"
 
 #include <map>
 #include <string>
 #include <vector>
 
@@ skipping 102 matching lines @@
     EXPECT_EQ(1U, success_.count(request));
     return success_.count(request) ? success_[request] : false;
   }
 
   void StartExtractFeatures(ClientPhishingRequest* request) {
     success_.erase(request);
     ++num_pending_;
     extractor_->ExtractFeatures(
         browse_info_.get(),
         request,
-        NewCallback(this,
-                    &BrowserFeatureExtractorTest::ExtractFeaturesDone));
+        base::Bind(&BrowserFeatureExtractorTest::ExtractFeaturesDone,
+                   base::Unretained(this)));
   }
 
   void GetFeatureMap(const ClientPhishingRequest& request,
                      std::map<std::string, double>* features) {
     for (int i = 0; i < request.non_model_feature_map_size(); ++i) {
       const ClientPhishingRequest::Feature& feature =
           request.non_model_feature_map(i);
       EXPECT_EQ(0U, features->count(feature.name()));
       (*features)[feature.name()] = feature.value();
     }
@@ skipping 361 matching lines @@
   EXPECT_TRUE(features.count(StringPrintf("%s%s",
                                           features::kSafeBrowsingMaliciousUrl,
                                           "http://www.malware.com/")));
   EXPECT_TRUE(features.count(StringPrintf("%s%s",
                                           features::kSafeBrowsingOriginalUrl,
                                           "http://www.good.com/")));
   EXPECT_DOUBLE_EQ(1.0, features[features::kSafeBrowsingIsSubresource]);
   EXPECT_DOUBLE_EQ(2.0, features[features::kSafeBrowsingThreatType]);
 }
 }  // namespace safe_browsing