Use a direct include of strings headers in ipc/, jingle/, media/.

ipc/ipc_logging.cc

 // 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.
 
 #include "ipc/ipc_logging.h"
 
 #ifdef IPC_MESSAGE_LOG_ENABLED
 #define IPC_MESSAGE_MACROS_LOG_ENABLED
 #endif
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/process_util.h"
-#include "base/string_number_conversions.h"
-#include "base/string_util.h"
+#include "base/strings/string_number_conversions.h"
+#include "base/strings/string_util.h"
 #include "base/threading/thread.h"
 #include "base/time.h"
+#include "ipc/ipc_message_utils.h"
+#include "ipc/ipc_sender.h"
 #include "ipc/ipc_switches.h"
 #include "ipc/ipc_sync_message.h"
-#include "ipc/ipc_message_utils.h"
-#include "ipc/ipc_sender.h"
 
 #if defined(OS_POSIX)
 #include <unistd.h>
 #endif
 
 #ifdef IPC_MESSAGE_LOG_ENABLED
 
 using base::Time;
 
 namespace IPC {
@@ skipping 271 matching lines @@
     data->receive = message.received_time();
     data->dispatch = Time::Now().ToInternalValue();
     data->params = params;
     data->message_name = message_name;
   }
 }
 
 }
 
 #endif  // IPC_MESSAGE_LOG_ENABLED