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

chrome/test/gpu/gpu_crash_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/command_line.h"
 #include "base/path_service.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/common/chrome_paths.h"
@@ skipping 14 matching lines @@
       ui_test_utils::BROWSER_TEST_NONE);
   chrome::SelectPreviousTab(browser);
   LOG(ERROR) << "SimulateGPUCrash, after CloseTab";
 }
 
 } // namespace
 
 class GPUCrashTest : public InProcessBrowserTest {
  protected:
   virtual void SetUpCommandLine(CommandLine* command_line) {
-    EnableDOMAutomation();
-    InProcessBrowserTest::SetUpCommandLine(command_line);
-
     // GPU tests require gpu acceleration.
     // We do not care which GL backend is used.
     command_line->AppendSwitchASCII(switches::kUseGL, "any");
   }
   virtual void SetUpInProcessBrowserTestFixture() {
     FilePath test_dir;
     ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_dir));
     gpu_test_dir_ = test_dir.AppendASCII("gpu");
   }
   FilePath gpu_test_dir_;
@@ skipping 21 matching lines @@
   ui_test_utils::NavigateToURL(
       browser(),
       ui_test_utils::GetFileUrlWithQuery(
           gpu_test_dir_.AppendASCII("webgl.html"),
           "query=WEBGL_lose_context"));
 
   std::string m;
   ASSERT_TRUE(message_queue.WaitForMessage(&m));
   EXPECT_EQ("\"SUCCESS\"", m);
 }