Reland 'Convert //net and //chromecast to std::unordered_*'

net/http/mock_http_cache.h

 // 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.
 
 // This is a mock of the http cache and related testing classes. To be fair, it
 // is not really a mock http cache given that it uses the real implementation of
 // the http cache, but it has fake implementations of all required components,
 // so it is useful for unit tests at the http layer.
 
 #ifndef NET_HTTP_MOCK_HTTP_CACHE_H_
 #define NET_HTTP_MOCK_HTTP_CACHE_H_
 
 #include <stdint.h>
 
-#include "base/containers/hash_tables.h"
+#include <unordered_map>
+
 #include "base/strings/string_split.h"
 #include "net/disk_cache/disk_cache.h"
 #include "net/http/http_cache.h"
 #include "net/http/http_transaction_test_util.h"
 
 namespace net {
 
 //-----------------------------------------------------------------------------
 // Mock disk cache (a very basic memory cache implementation).
 
@@ skipping 122 matching lines @@
 
   // Makes sure that CreateEntry is not called twice for a given key.
   void set_double_create_check(bool value) { double_create_check_ = value; }
 
   // Makes all requests for data ranges to fail as not implemented.
   void set_fail_sparse_requests() { fail_sparse_requests_ = true; }
 
   void ReleaseAll();
 
  private:
-  typedef base::hash_map<std::string, MockDiskEntry*> EntryMap;
+  using EntryMap = std::unordered_map<std::string, MockDiskEntry*>;
   class NotImplementedIterator;
 
   void CallbackLater(const CompletionCallback& callback, int result);
 
   EntryMap entries_;
   int open_count_;
   int create_count_;
   bool fail_requests_;
   bool soft_failures_;
   bool double_create_check_;
@@ skipping 98 matching lines @@
 
   std::unique_ptr<disk_cache::Backend>* backend_;
   CompletionCallback callback_;
   bool block_;
   bool fail_;
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_MOCK_HTTP_CACHE_H_