Standardize StringToInt{,64} interface.

chrome/browser/profiles/profile_info_cache.cc

 // Copyright (c) 2011 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_info_cache.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/format_macros.h"
 #include "base/i18n/case_conversion.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/rand_util.h"
 #include "base/stl_util.h"
 #include "base/string_number_conversions.h"
+#include "base/string_piece.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_service.h"
@@ skipping 644 matching lines @@
 }
 
 // static
 bool ProfileInfoCache::IsDefaultAvatarIconUrl(const std::string& url,
                                               size_t* icon_index) {
   DCHECK(icon_index);
   if (url.find(kDefaultUrlPrefix) != 0)
     return false;
 
   int int_value = -1;
-  if (base::StringToInt(url.begin() + strlen(kDefaultUrlPrefix),
-                        url.end(),
+  if (base::StringToInt(base::StringPiece(url.begin() +
+                                          strlen(kDefaultUrlPrefix),
+                                          url.end()),
                         &int_value)) {
     if (int_value < 0 ||
         int_value >= static_cast<int>(kDefaultAvatarIconsCount))
       return false;
     *icon_index = int_value;
     return true;
   }
 
   return false;
 }
@@ skipping 77 matching lines @@
     info->GetString(kNameKey, &name);
     names.push_back(name);
   }
   return names;
 }
 
 // static
 void ProfileInfoCache::RegisterPrefs(PrefService* prefs) {
   prefs->RegisterDictionaryPref(prefs::kProfileInfoCache);
 }