Remove uses of base::hash_map from //chrome

chrome/renderer/safe_browsing/phishing_classifier.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/renderer/safe_browsing/phishing_classifier.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 175 matching lines @@
 void PhishingClassifier::TermExtractionFinished(bool success) {
   if (success) {
     blink::WebLocalFrame* main_frame = render_frame_->GetWebFrame();
 
     // Hash all of the features so that they match the model, then compute
     // the score.
     FeatureMap hashed_features;
     ClientPhishingRequest verdict;
     verdict.set_model_version(scorer_->model_version());
     verdict.set_url(main_frame->GetDocument().Url().GetString().Utf8());
-    for (base::hash_map<std::string, double>::const_iterator it =
-             features_->features().begin();
-         it != features_->features().end(); ++it) {
-      DVLOG(2) << "Feature: " << it->first << " = " << it->second;
+    for (const auto& it : features_->features()) {
+      DVLOG(2) << "Feature: " << it.first << " = " << it.second;
       bool result = hashed_features.AddRealFeature(
-          crypto::SHA256HashString(it->first), it->second);
+          crypto::SHA256HashString(it.first), it.second);
       DCHECK(result);
       ClientPhishingRequest::Feature* feature = verdict.add_feature_map();
-      feature->set_name(it->first);
-      feature->set_value(it->second);
+      feature->set_name(it.first);
+      feature->set_value(it.second);
     }
-    for (std::set<uint32_t>::const_iterator it = shingle_hashes_->begin();
-         it != shingle_hashes_->end(); ++it) {
-      verdict.add_shingle_hashes(*it);
+    for (const auto& it : *shingle_hashes_) {
+      verdict.add_shingle_hashes(it);
     }
     float score = static_cast<float>(scorer_->ComputeScore(hashed_features));
     verdict.set_client_score(score);
     verdict.set_is_phishing(score >= kPhishyThreshold);
     RunCallback(verdict);
   } else {
     RunFailureCallback();
   }
 }
 
@@ skipping 22 matching lines @@
 }
 
 void PhishingClassifier::Clear() {
   page_text_ = NULL;
   done_callback_.Reset();
   features_.reset(NULL);
   shingle_hashes_.reset(NULL);
 }
 
 }  // namespace safe_browsing