Drop prefixes from test data resource IDs

chrome/browser/chromeos/drive/fake_file_system_unittest.cc

 // Copyright 2013 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/chromeos/drive/fake_file_system.h"
 
 #include "base/file_util.h"
 #include "base/run_loop.h"
 #include "chrome/browser/chromeos/drive/file_system_util.h"
 #include "chrome/browser/drive/fake_drive_service.h"
@@ skipping 104 matching lines @@
   FileError error = FILE_ERROR_FAILED;
   scoped_ptr<ResourceEntry> entry;
   fake_file_system_->GetResourceEntry(
       util::GetDriveMyDriveRootPath().AppendASCII(
           "Directory 1/Sub Directory Folder"),
       google_apis::test_util::CreateCopyResultCallback(&error, &entry));
   base::RunLoop().RunUntilIdle();
 
   ASSERT_EQ(FILE_ERROR_OK, error);
   ASSERT_TRUE(entry);
-  EXPECT_EQ("folder:sub_dir_folder_resource_id", entry->resource_id());
+  EXPECT_EQ("sub_dir_folder_resource_id", entry->resource_id());
 }
 
 TEST_F(FakeFileSystemTest, GetResourceEntry_Root) {
   FileError error = FILE_ERROR_FAILED;
   scoped_ptr<ResourceEntry> entry;
   fake_file_system_->GetResourceEntry(
       util::GetDriveMyDriveRootPath(),
       google_apis::test_util::CreateCopyResultCallback(&error, &entry));
   base::RunLoop().RunUntilIdle();
 
@@ skipping 11 matching lines @@
       util::GetDriveMyDriveRootPath().AppendASCII("Invalid File Name"),
       google_apis::test_util::CreateCopyResultCallback(&error, &entry));
   base::RunLoop().RunUntilIdle();
 
   ASSERT_EQ(FILE_ERROR_NOT_FOUND, error);
   ASSERT_FALSE(entry);
 }
 
 }  // namespace test_util
 }  // namespace drive