Fix double-initialization of CComModule.

chrome/browser/accessibility/browser_views_accessibility_browsertest.cc

Index: chrome/browser/accessibility/browser_views_accessibility_browsertest.cc
===================================================================
--- chrome/browser/accessibility/browser_views_accessibility_browsertest.cc	(revision 108608)
+++ chrome/browser/accessibility/browser_views_accessibility_browsertest.cc	(working copy)
@@ -5,6 +5,7 @@
 #include <oleacc.h>
 
 #include "base/utf_string_conversions.h"
+#include "base/win/atl_module.h"
 #include "base/win/scoped_comptr.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
@@ -26,16 +27,12 @@
 
 VARIANT id_self = {VT_I4, CHILDID_SELF};
 
-// Dummy class to force creation of ATL module, needed by COM to instantiate
-// NativeViewAccessibilityWin.
-class TestAtlModule : public CAtlDllModuleT<TestAtlModule> {};
-TestAtlModule test_atl_module_;
-
 }  // namespace
 
 class BrowserViewsAccessibilityTest : public InProcessBrowserTest {
  public:
   BrowserViewsAccessibilityTest() {
+    base::win::CreateATLModuleIfNeeded();
     ::CoInitialize(NULL);
   }