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

chrome/browser/browser_focus_uitest.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 "build/build_config.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/format_macros.h"
 #include "base/message_loop.h"
@@ skipping 142 matching lines @@
 };
 
 class BrowserFocusTest : public InProcessBrowserTest {
  public:
   BrowserFocusTest() :
 #if defined(USE_AURA)
       location_bar_focus_view_id_(VIEW_ID_OMNIBOX)
 #else
       location_bar_focus_view_id_(VIEW_ID_LOCATION_BAR)
 #endif
-  {
-    EnableDOMAutomation();
-  }
+  {}
 
   bool IsViewFocused(ViewID vid) {
     return ui_test_utils::IsViewFocused(browser(), vid);
   }
 
   void ClickOnView(ViewID vid) {
     ui_test_utils::ClickOnView(browser(), vid);
   }
 
   bool WaitForFocusChange(ViewID vid) {
@@ skipping 751 matching lines @@
     chrome::Reload(browser(), CURRENT_TAB);
     observer.Wait();
   }
 
   // Focus should now be on the tab contents.
   chrome::ShowDownloads(browser());
   ASSERT_TRUE(IsViewFocused(VIEW_ID_TAB_CONTAINER));
 }
 
 }  // namespace