Include the HTTP status code as a feature in the ClientPhishingRequest.

chrome/browser/safe_browsing/browser_feature_extractor.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 <utility>
 
 #include "base/bind.h"
@@ skipping 10 matching lines @@
 #include "chrome/browser/safe_browsing/browser_features.h"
 #include "chrome/browser/safe_browsing/client_side_detection_service.h"
 #include "content/browser/browser_thread.h"
 #include "content/browser/cancelable_request.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/public/common/page_transition_types.h"
 #include "googleurl/src/gurl.h"
 
 namespace safe_browsing {
 
-BrowseInfo::BrowseInfo() {}
+BrowseInfo::BrowseInfo() : http_status_code(0) {}
 
 BrowseInfo::~BrowseInfo() {}
 
 static void AddFeature(const std::string& feature_name,
                        double feature_value,
                        ClientPhishingRequest* request) {
   DCHECK(request);
   ClientPhishingRequest::Feature* feature =
       request->add_non_model_feature_map();
   feature->set_name(feature_name);
@@ skipping 183 matching lines @@
                info.unsafe_resource->original_url.spec(),
                1.0,
                request);
     AddFeature(features::kSafeBrowsingIsSubresource,
                info.unsafe_resource->is_subresource ? 1.0 : 0.0,
                request);
     AddFeature(features::kSafeBrowsingThreatType,
                static_cast<double>(info.unsafe_resource->threat_type),
                request);
   }
-
+  if (info.http_status_code != 0) {
+    AddFeature(features::kHttpStatusCode, info.http_status_code, request);
+  }
 }
 
 void BrowserFeatureExtractor::StartExtractFeatures(
     ClientPhishingRequest* request,
     DoneCallback* callback) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   ExtractionData extraction = std::make_pair(request, callback);
   size_t removed = pending_extractions_.erase(extraction);
   DCHECK_EQ(1U, removed);
   HistoryService* history;
@@ skipping 197 matching lines @@
     *history = profile->GetHistoryService(Profile::EXPLICIT_ACCESS);
     if (*history) {
       return true;
     }
   }
   VLOG(2) << "Unable to query history.  No history service available.";
   return false;
 }
 
 }  // namespace safe_browsing