Remove uses of base::hash_map from //chrome

chrome/browser/chromeos/net/network_portal_detector_impl.h

 // Copyright (c) 2013 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_NET_NETWORK_PORTAL_DETECTOR_IMPL_H_
 #define CHROME_BROWSER_CHROMEOS_NET_NETWORK_PORTAL_DETECTOR_IMPL_H_
 
+#include <map>
 #include <memory>
 #include <string>
 
 #include "base/cancelable_callback.h"
 #include "base/compiler_specific.h"
-#include "base/containers/hash_tables.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
 #include "base/threading/non_thread_safe.h"
 #include "base/time/time.h"
 #include "chromeos/network/network_state_handler_observer.h"
 #include "chromeos/network/portal_detector/network_portal_detector.h"
 #include "chromeos/network/portal_detector/network_portal_detector_strategy.h"
 #include "components/captive_portal/captive_portal_detector.h"
@@ skipping 45 matching lines @@
   // Set the URL to be tested for portal state.
   void set_portal_test_url(const GURL& portal_test_url) {
     portal_test_url_ = portal_test_url;
   }
 
  private:
   friend class ::NetworkingConfigTest;
   friend class NetworkPortalDetectorImplTest;
   friend class NetworkPortalDetectorImplBrowserTest;
 
-  using CaptivePortalStateMap = base::hash_map<std::string, CaptivePortalState>;
+  using CaptivePortalStateMap = std::map<std::string, CaptivePortalState>;
 
   enum State {
     // No portal check is running.
     STATE_IDLE = 0,
     // Waiting for portal check.
     STATE_PORTAL_CHECK_PENDING,
     // Portal check is in progress.
     STATE_CHECKING_FOR_PORTAL,
   };
 
@@ skipping 181 matching lines @@
   DetectionAttemptCompletedReport attempt_completed_report_;
 
   base::WeakPtrFactory<NetworkPortalDetectorImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkPortalDetectorImpl);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_NET_NETWORK_PORTAL_DETECTOR_IMPL_H_