Add the browser test for the new gallery.

chrome/test/data/extensions/api_test/file_manager_browsertest/execute_default_task.js

Index: chrome/test/data/extensions/api_test/file_manager_browsertest/execute_default_task.js
diff --git a/chrome/test/data/extensions/api_test/file_manager_browsertest/execute_default_task.js b/chrome/test/data/extensions/api_test/file_manager_browsertest/execute_default_task.js
deleted file mode 100644
index c08121d6a03ff54f14adf47c9c9859214e661a2a..0000000000000000000000000000000000000000
--- a/chrome/test/data/extensions/api_test/file_manager_browsertest/execute_default_task.js
+++ /dev/null
@@ -1,66 +0,0 @@
-// Copyright (c) 2014 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.
-
-'use strict';
-
-/**
- * Tests executing the default task when there is only one task.
- * @param {boolean} drive Whether to test Drive or Downloads.
- */
-function executeDefaultTask(drive) {
-  var path = drive ? RootPath.DRIVE : RootPath.DOWNLOADS;
-  var taskId = drive ? 'dummytaskid|drive|open-with' : 'dummytaskid|open-with';
-  var appId;
-  StepsRunner.run([
-    // Set up File Manager.
-    function() {
-      setupAndWaitUntilReady(null, path, this.next);
-    },
-    // Override tasks list with a dummy task.
-    function(inAppId, inFileListBefore) {
-      appId = inAppId;
-
-      callRemoteTestUtil(
-          'overrideTasks',
-          appId,
-          [[
-            {
-              driveApp: false,
-              iconUrl: 'chrome://theme/IDR_DEFAULT_FAVICON',  // Dummy icon
-              isDefault: true,
-              taskId: taskId,
-              title: 'The dummy task for test'
-            }
-          ]],
-          this.next);
-    },
-    // Select file.
-    function(result) {
-      chrome.test.assertTrue(result);
-      callRemoteTestUtil(
-          'selectFile', appId, ['hello.txt'], this.next);
-    },
-    // Double-click the file.
-    function(result) {
-      chrome.test.assertTrue(result);
-      callRemoteTestUtil(
-          'fakeMouseDoubleClick',
-          appId,
-          ['#file-list li.table-row[selected] .filename-label span'],
-          this.next);
-    },
-    // Wait until the task is executed.
-    function(result) {
-      chrome.test.assertTrue(!!result);
-      waitUntilTaskExecutes(appId, taskId).then(this.next);
-    },
-    // Check the error.
-    function() {
-      checkIfNoErrorsOccured(this.next);
-    }
-  ]);
-}
-
-testcase.executeDefaultTaskOnDrive = executeDefaultTask.bind(null, true);
-testcase.executeDefaultTaskOnDownloads = executeDefaultTask.bind(null, false);