base: Add Is* functions to Value class.

chrome/browser/policy/configuration_policy_pref_store.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/policy/configuration_policy_pref_store.h"
 
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 342 matching lines @@
 
 PrefStore::ReadResult
 ConfigurationPolicyPrefKeeper::GetValue(const std::string& key,
                                         const Value** result) const {
   const Value* stored_value = NULL;
   if (!prefs_.GetValue(key, &stored_value))
     return PrefStore::READ_NO_VALUE;
 
   // Check whether there's a default value, which indicates READ_USE_DEFAULT
   // should be returned.
-  if (stored_value->IsType(Value::TYPE_NULL))
+  if (stored_value->IsNull())
     return PrefStore::READ_USE_DEFAULT;
 
   if (result)
     *result = stored_value;
   return PrefStore::READ_OK;
 }
 
 void ConfigurationPolicyPrefKeeper::GetDifferingPrefPaths(
     const ConfigurationPolicyPrefKeeper* other,
     std::vector<std::string>* differing_prefs) const {
@@ skipping 544 matching lines @@
       NOTREACHED();
   }
 }
 
 bool ConfigurationPolicyPrefKeeper::HasProxyPolicy(
     ConfigurationPolicyType policy) const {
   std::map<ConfigurationPolicyType, Value*>::const_iterator iter;
   iter = proxy_policies_.find(policy);
   std::string tmp;
   if (iter == proxy_policies_.end() ||
-      !iter->second ||
-      iter->second->IsType(Value::TYPE_NULL) ||
-      (iter->second->IsType(Value::TYPE_STRING) &&
-       iter->second->GetAsString(&tmp) &&
+      !iter->second || iter->second->IsNull() ||
+      (iter->second->IsString() && iter->second->GetAsString(&tmp) &&
        tmp.empty())) {
     return false;
   }
   return true;
 }
 
 ConfigurationPolicyPrefStore::ConfigurationPolicyPrefStore(
     ConfigurationPolicyProvider* provider)
     : provider_(provider),
       initialization_complete_(false) {
@@ skipping 290 matching lines @@
   // Update the initialization flag.
   if (!initialization_complete_ &&
       provider_->IsInitializationComplete()) {
     initialization_complete_ = true;
     FOR_EACH_OBSERVER(PrefStore::Observer, observers_,
                       OnInitializationCompleted(true));
   }
 }
 
 }  // namespace policy