Refactored StringToIntEnumListPolicyHandler to be more general purpose

chrome/browser/policy/configuration_policy_handler_list_factory.cc

Index: chrome/browser/policy/configuration_policy_handler_list_factory.cc
diff --git a/chrome/browser/policy/configuration_policy_handler_list_factory.cc b/chrome/browser/policy/configuration_policy_handler_list_factory.cc
index 4795d6e5d5e5f37c4162af9827047aa7dd740e01..6971e4a738114e732b1279348d406df3a2472e66 100644
--- a/chrome/browser/policy/configuration_policy_handler_list_factory.cc
+++ b/chrome/browser/policy/configuration_policy_handler_list_factory.cc
@@ -484,15 +484,29 @@ const PolicyToPreferenceMapEntry kSimplePolicyMap[] = {
 };
 
 #if !defined(OS_IOS)
-// Mapping from extension type names to Manifest::Type.
-StringToIntEnumListPolicyHandler::MappingEntry kExtensionAllowedTypesMap[] = {
-  { "extension", extensions::Manifest::TYPE_EXTENSION },
-  { "theme", extensions::Manifest::TYPE_THEME },
-  { "user_script", extensions::Manifest::TYPE_USER_SCRIPT },
-  { "hosted_app", extensions::Manifest::TYPE_HOSTED_APP },
-  { "legacy_packaged_app", extensions::Manifest::TYPE_LEGACY_PACKAGED_APP },
-  { "platform_app", extensions::Manifest::TYPE_PLATFORM_APP },
-};
+void GetExtensionAllowedTypesMap(
+    ScopedVector<StringMappingListPolicyHandler::MappingEntry>* result) {
+  // Mapping from extension type names to Manifest::Type.
+  result->push_back(new StringMappingListPolicyHandler::MappingEntry(
+      "extension", scoped_ptr<base::Value>(base::Value::CreateIntegerValue(
+          extensions::Manifest::TYPE_EXTENSION))));
+  result->push_back(new StringMappingListPolicyHandler::MappingEntry(
+      "theme", scoped_ptr<base::Value>(base::Value::CreateIntegerValue(
+          extensions::Manifest::TYPE_THEME))));
+  result->push_back(new StringMappingListPolicyHandler::MappingEntry(
+      "user_script", scoped_ptr<base::Value>(base::Value::CreateIntegerValue(
+          extensions::Manifest::TYPE_USER_SCRIPT))));
+  result->push_back(new StringMappingListPolicyHandler::MappingEntry(
+      "hosted_app", scoped_ptr<base::Value>(base::Value::CreateIntegerValue(
+          extensions::Manifest::TYPE_HOSTED_APP))));
+  result->push_back(new StringMappingListPolicyHandler::MappingEntry(
+      "legacy_packaged_app", scoped_ptr<base::Value>(
+          base::Value::CreateIntegerValue(
+              extensions::Manifest::TYPE_LEGACY_PACKAGED_APP))));
+  result->push_back(new StringMappingListPolicyHandler::MappingEntry(
+      "platform_app", scoped_ptr<base::Value>(base::Value::CreateIntegerValue(
+          extensions::Manifest::TYPE_PLATFORM_APP))));
+}
 #endif  // !defined(OS_IOS)
 
 }  // namespace
@@ -560,11 +574,10 @@ scoped_ptr<ConfigurationPolicyHandlerList> BuildHandlerList(
           key::kExtensionInstallSources,
           extensions::pref_names::kAllowedInstallSites)));
   handlers->AddHandler(make_scoped_ptr<ConfigurationPolicyHandler>(
-      new StringToIntEnumListPolicyHandler(
+      new StringMappingListPolicyHandler(
           key::kExtensionAllowedTypes,
           extensions::pref_names::kAllowedTypes,
-          kExtensionAllowedTypesMap,
-          kExtensionAllowedTypesMap + arraysize(kExtensionAllowedTypesMap))));
+          base::Bind(GetExtensionAllowedTypesMap))));
 #endif  // !defined(OS_IOS)
 
 #if !defined(OS_CHROMEOS) && !defined(OS_ANDROID) && !defined(OS_IOS)