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

net/http/http_transaction_test_util.cc

 // Copyright 2014 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 "net/http/http_transaction_test_util.h"
 
 #include <algorithm>
+#include <unordered_map>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/message_loop/message_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/stringprintf.h"
 #include "base/thread_task_runner_handle.h"
 #include "base/time/clock.h"
 #include "base/time/time.h"
 #include "net/base/load_flags.h"
 #include "net/base/load_timing_info.h"
 #include "net/base/net_errors.h"
 #include "net/cert/x509_certificate.h"
 #include "net/disk_cache/disk_cache.h"
 #include "net/http/http_cache.h"
 #include "net/http/http_request_info.h"
 #include "net/http/http_response_info.h"
 #include "net/http/http_transaction.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace net {
 
 namespace {
-typedef base::hash_map<std::string, const MockTransaction*> MockTransactionMap;
+using MockTransactionMap =
+    std::unordered_map<std::string, const MockTransaction*>;
 static MockTransactionMap mock_transactions;
 }  // namespace
 
 //-----------------------------------------------------------------------------
 // mock transaction data
 
 const MockTransaction kSimpleGET_Transaction = {
     "http://www.google.com/",
     "GET",
     base::Time(),
@@ skipping 525 matching lines @@
       content.append(buf->data(), rv);
     else if (rv < 0)
       return rv;
   } while (rv > 0);
 
   result->swap(content);
   return OK;
 }
 
 }  // namespace net