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

content/browser/session_history_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 "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/url_constants.h"
 #include "net/test/test_server.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 class SessionHistoryTest : public InProcessBrowserTest {
  protected:
-  SessionHistoryTest() {
-    EnableDOMAutomation();
-  }
+  SessionHistoryTest() {}
 
   virtual void SetUpOnMainThread() {
     ASSERT_TRUE(test_server()->Start());
   }
 
   // Simulate clicking a link.  Only works on the frames.html testserver page.
   void ClickLink(std::string node_id) {
     GURL url("javascript:clickLink('" + node_id + "')");
     ui_test_utils::NavigateToURL(browser(), url);
   }
@@ skipping 425 matching lines @@
   GoBack();
 
   // Ensure history.length is properly truncated.
   ui_test_utils::NavigateToURL(browser(), GetURL("title2.html"));
 
   ASSERT_TRUE(ui_test_utils::ExecuteJavaScriptAndExtractInt(
       chrome::GetActiveWebContents(browser())->GetRenderViewHost(),
       L"", L"domAutomationController.send(history.length)", &length));
   EXPECT_EQ(2, length);
 }