Allow omitting optional parameters for Extensions API functions

chrome/renderer/extensions/json_schema_unittest.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 "base/file_util.h"
 #include "base/path_service.h"
 #include "base/string_util.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/test/base/v8_unit_test.h"
 #include "grit/renderer_resources.h"
@@ skipping 76 matching lines @@
   TestFunction("testIntegerBounds");
 }
 
 TEST_F(JsonSchemaTest, TestType) {
   TestFunction("testType");
 }
 
 TEST_F(JsonSchemaTest, TestTypeReference) {
   TestFunction("testTypeReference");
 }
+
+TEST_F(JsonSchemaTest, TestGetAllTypesForSchema) {
+  TestFunction("testGetAllTypesForSchema");
+}
+
+TEST_F(JsonSchemaTest, TestIsValidSchemaType) {
+  TestFunction("testIsValidSchemaType");
+}
+
+TEST_F(JsonSchemaTest, TestCheckSchemaOverlap) {
+  TestFunction("testCheckSchemaOverlap");
+}