Always enable dom automation for browser_tests. This avoids developers having to call EnableDOMAuto…

chrome/browser/extensions/extension_browsertest.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/extensions/extension_browsertest.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/file_path.h"
@@ skipping 38 matching lines @@
       target_visible_page_action_count_(-1) {
   EXPECT_TRUE(temp_dir_.CreateUniqueTempDir());
   AppShortcutManager::SetShortcutCreationDisabledForTesting(true);
 }
 
 ExtensionBrowserTest::~ExtensionBrowserTest() {
   AppShortcutManager::SetShortcutCreationDisabledForTesting(false);
 }
 
 void ExtensionBrowserTest::SetUpCommandLine(CommandLine* command_line) {
-  // This enables DOM automation for tab contentses.
-  EnableDOMAutomation();
-
   extensions::Feature::SetChannelForTesting(
       chrome::VersionInfo::CHANNEL_UNKNOWN);
 
   PathService::Get(chrome::DIR_TEST_DATA, &test_data_dir_);
   test_data_dir_ = test_data_dir_.AppendASCII("extensions");
 
 #if defined(OS_CHROMEOS)
   // This makes sure that we create the Default profile first, with no
   // ExtensionService and then the real profile with one, as we do when
   // running on chromeos.
@@ skipping 562 matching lines @@
     case content::NOTIFICATION_LOAD_STOP:
       VLOG(1) << "Got LOAD_STOP notification.";
       MessageLoopForUI::current()->Quit();
       break;
 
     default:
       NOTREACHED();
       break;
   }
 }