Add HasChangeListKind and HasFileListKind methods.

chrome/browser/google_apis/drive_api_parser_unittest.cc

 // Copyright (c) 2012 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/google_apis/drive_api_parser.h"
 
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/json/json_file_value_serializer.h"
 #include "base/path_service.h"
@@ skipping 391 matching lines @@
   const ChangeResource& change4 = *changelist->items()[3];
   EXPECT_EQ(8430, change4.change_id());
   EXPECT_EQ("ABCv7G8yEYAWHc3Y5X0hMSkJYXYZ", change4.file_id());
   EXPECT_TRUE(change4.is_deleted());
 
   scoped_ptr<ResourceEntry> entry4(
       ResourceEntry::CreateFromChangeResource(change4));
   EXPECT_EQ(change4.file_id(), entry4->resource_id());
   EXPECT_EQ(change4.is_deleted(), entry4->deleted());
 }
+
+TEST(DriveAPIParserTest, HasKind) {
+  scoped_ptr<base::Value> change_list_json(
+      test_util::LoadJSONFile("chromeos/drive/changelist.json"));
+  scoped_ptr<base::Value> file_list_json(
+      test_util::LoadJSONFile("chromeos/drive/filelist.json"));
+
+  EXPECT_TRUE(ChangeList::HasChangeListKind(*change_list_json));
+  EXPECT_FALSE(ChangeList::HasChangeListKind(*file_list_json));
+
+  EXPECT_FALSE(FileList::HasFileListKind(*change_list_json));
+  EXPECT_TRUE(FileList::HasFileListKind(*file_list_json));
+}
 #endif  // OS_CHROMEOS
 
 }  // namespace google_apis