test_util.fileSystem.root.getDirectory(
TESTING_DIRECTORY.name, {create: true, exclusive: true},
function(entry) {
chrome.test.fail('Created a directory, but should fail.');
test_util.fileSystem.root.getDirectory(
TESTING_DIRECTORY.name, {create: true, exclusive: true},
function(entry) {
chrome.test.fail('Created a directory, but should fail.');