base: Add Is* functions to Value class.

chrome/browser/plugin_prefs.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/plugin_prefs.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 199 matching lines @@
     force_enable_internal_pdf = true;
   }
 
   {  // Scoped update of prefs::kPluginsPluginsList.
     ListPrefUpdate update(prefs_, prefs::kPluginsPluginsList);
     ListValue* saved_plugins_list = update.Get();
     if (saved_plugins_list && !saved_plugins_list->empty()) {
       for (ListValue::const_iterator it = saved_plugins_list->begin();
            it != saved_plugins_list->end();
            ++it) {
-        if (!(*it)->IsType(Value::TYPE_DICTIONARY)) {
+        if (!(*it)->IsDictionary()) {
           LOG(WARNING) << "Invalid entry in " << prefs::kPluginsPluginsList;
           continue;  // Oops, don't know what to do with this item.
         }
 
         DictionaryValue* plugin = static_cast<DictionaryValue*>(*it);
         string16 group_name;
         bool enabled;
         if (!plugin->GetBoolean("enabled", &enabled))
           enabled = true;
 
@@ skipping 193 matching lines @@
   prefs->RegisterFilePathPref(prefs::kPluginsLastInternalDirectory,
                               internal_dir,
                               PrefService::UNSYNCABLE_PREF);
   prefs->RegisterListPref(prefs::kPluginsDisabledPlugins,
                           PrefService::UNSYNCABLE_PREF);
   prefs->RegisterListPref(prefs::kPluginsDisabledPluginsExceptions,
                           PrefService::UNSYNCABLE_PREF);
   prefs->RegisterListPref(prefs::kPluginsEnabledPlugins,
                           PrefService::UNSYNCABLE_PREF);
 }