Update code that previously constructed strings from string iterators only to...

chrome/browser/chromeos/customization_document.cc

 // Copyright (c) 2010 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/chromeos/customization_document.h"
 
 #include <string>
 
 #include "base/file_util.h"
 #include "base/json/json_reader.h"
@@ skipping 85 matching lines @@
   root->GetString(kInitialLocaleAttr, &initial_locale_);
 
   initial_timezone_.clear();
   root->GetString(kInitialTimezoneAttr, &initial_timezone_);
 
   std::string background_color_string;
   root->GetString(kBackgroundColorAttr, &background_color_string);
   if (!background_color_string.empty()) {
     if (background_color_string[0] == '#') {
       int background_int;
-      base::HexStringToInt(background_color_string.substr(1), &background_int);
+      base::HexStringToInt(background_color_string.begin() + 1,
+                           background_color_string.end(),
+                           &background_int);
       background_color_ = static_cast<SkColor>(0xff000000 | background_int);
     } else {
       // Literal color constants are not supported yet.
       return false;
     }
   }
 
   registration_url_.clear();
   root->GetString(kRegistrationUrlAttr, &registration_url_);
 
@@ skipping 81 matching lines @@
        iter != list_value->end();
        ++iter) {
     std::string url;
     if ((*iter)->GetAsString(&url))
       string_list->push_back(url);
   }
   return true;
 }
 
 }  // namespace chromeos