Add more string_util functions to base namespace.

chrome/common/profiling.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 "chrome/common/profiling.h"
 
 #include "base/at_exit.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/profiler.h"
@@ skipping 40 matching lines @@
     const base::CommandLine& command_line =
         *base::CommandLine::ForCurrentProcess();
     if (command_line.HasSwitch(switches::kProfilingFile))
       profile_name = command_line.GetSwitchValueASCII(switches::kProfilingFile);
     else
       profile_name = std::string(kDefaultProfileName);
     std::string process_type =
         command_line.GetSwitchValueASCII(switches::kProcessType);
     std::string type = process_type.empty() ?
         std::string("browser") : std::string(process_type);
-    ReplaceSubstringsAfterOffset(&profile_name, 0, "{type}", type.c_str());
+    base::ReplaceSubstringsAfterOffset(&profile_name, 0, "{type}", type);
   }
   return profile_name;
 }
 
 void FlushProfilingData(base::Thread* thread) {
   static const int kProfilingFlushSeconds = 10;
 
   if (!Profiling::BeingProfiled())
     return;
 
@@ skipping 118 matching lines @@
   return base::debug::BeingProfiled();
 }
 
 // static
 void Profiling::Toggle() {
   if (BeingProfiled())
     Stop();
   else
     Start();
 }