Remove uses of base::hash_map from //chrome

chrome/browser/safe_browsing/protocol_manager.h

 // Copyright (c) 2012 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_SAFE_BROWSING_PROTOCOL_MANAGER_H_
 #define CHROME_BROWSER_SAFE_BROWSING_PROTOCOL_MANAGER_H_
 
 // A class that implements Chrome's interface with the SafeBrowsing protocol.
 // See https://developers.google.com/safe-browsing/developers_guide_v2 for
 // protocol details.
@@ skipping 316 matching lines @@
   base::TimeDelta next_update_interval_;
   base::OneShotTimer update_timer_;
 
   // timeout_timer_ is used to interrupt update requests which are taking
   // too long.
   base::OneShotTimer timeout_timer_;
 
   // All chunk requests that need to be made.
   std::deque<ChunkUrl> chunk_request_urls_;
 
-  base::hash_map<const net::URLFetcher*,
-                 std::pair<std::unique_ptr<net::URLFetcher>, FullHashDetails>>
+  std::map<const net::URLFetcher*,
+           std::pair<std::unique_ptr<net::URLFetcher>, FullHashDetails>>
       hash_requests_;
 
   // True if the service has been given an add/sub chunk but it hasn't been
   // added to the database yet.
   bool chunk_pending_to_write_;
 
   // The last time we successfully received an update.
   base::Time last_update_;
 
   // While in GetHash backoff, we can't make another GetHash until this time.
@@ skipping 91 matching lines @@
       AddChunksCallback callback) = 0;
 
   // Delete chunks from the database.
   virtual void DeleteChunks(
       std::unique_ptr<std::vector<SBChunkDelete>> chunk_deletes) = 0;
 };
 
 }  // namespace safe_browsing
 
 #endif  // CHROME_BROWSER_SAFE_BROWSING_PROTOCOL_MANAGER_H_