base: Add Is* functions to Value class.

chrome/browser/policy/configuration_policy_pref_store.cc

Index: chrome/browser/policy/configuration_policy_pref_store.cc
diff --git a/chrome/browser/policy/configuration_policy_pref_store.cc b/chrome/browser/policy/configuration_policy_pref_store.cc
index 344d59c5b12a92aad5c73c90e2fd9bd4c9ee78bf..29fe902d0507711dcaddb0ecee257fb5109a249c 100644
--- a/chrome/browser/policy/configuration_policy_pref_store.cc
+++ b/chrome/browser/policy/configuration_policy_pref_store.cc
@@ -360,7 +360,7 @@ ConfigurationPolicyPrefKeeper::GetValue(const std::string& key,
 
   // 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)
@@ -925,10 +925,8 @@ bool ConfigurationPolicyPrefKeeper::HasProxyPolicy(
   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;
   }