[Cleanup] Remove StringPrintf from global namespace

chrome/browser/profiles/profile_io_data.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/browser/profiles/profile_io_data.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 588 matching lines @@
 }
 
 // static
 std::string ProfileIOData::GetSSLSessionCacheShard() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   // The SSL session cache is partitioned by setting a string. This returns a
   // unique string to partition the SSL session cache. Each time we create a
   // new profile, we'll get a fresh SSL session cache which is separate from
   // the other profiles.
   static unsigned ssl_session_cache_instance = 0;
-  return StringPrintf("profile/%u", ssl_session_cache_instance++);
+  return base::StringPrintf("profile/%u", ssl_session_cache_instance++);
 }
 
 void ProfileIOData::Init(content::ProtocolHandlerMap* protocol_handlers) const {
   // The basic logic is implemented here. The specific initialization
   // is done in InitializeInternal(), implemented by subtypes. Static helper
   // functions have been provided to assist in common operations.
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   DCHECK(!initialized_);
 
   startup_metric_utils::ScopedSlowStartupUMA
@@ skipping 216 matching lines @@
 void ProfileIOData::SetCookieSettingsForTesting(
     CookieSettings* cookie_settings) {
   DCHECK(!cookie_settings_.get());
   cookie_settings_ = cookie_settings;
 }
 
 void ProfileIOData::set_signin_names_for_testing(
     SigninNamesOnIOThread* signin_names) {
   signin_names_.reset(signin_names);
 }