[Cleanup] Remove StringPrintf from global namespace

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
 
@@ skipping 223 matching lines @@
         queue_invoke_later_pending_ = true;
         MessageLoop::current()->PostDelayedTask(
             FROM_HERE, base::Bind(&Logging::OnSendLogs, base::Unretained(this)),
             base::TimeDelta::FromMilliseconds(kLogSendDelayMs));
       }
     }
   }
   if (enabled_on_stderr_) {
     std::string message_name;
     if (data.message_name.empty()) {
-      message_name = StringPrintf("[unknown type %d]", data.type);
+      message_name = base::StringPrintf("[unknown type %d]", data.type);
     } else {
       message_name = data.message_name;
     }
     double receive_delay =
         (Time::FromInternalValue(data.receive) -
          Time::FromInternalValue(data.sent)).InSecondsF();
     double dispatch_delay =
         (Time::FromInternalValue(data.dispatch) -
          Time::FromInternalValue(data.sent)).InSecondsF();
     fprintf(stderr,
@@ skipping 51 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