NOT FOR REVIEW. ax tree focus with debugging

components/test_runner/web_test_proxy.cc

 // Copyright 2014 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 "components/test_runner/web_test_proxy.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <cctype>
@@ skipping 641 matching lines @@
                                               blink::WebAXEvent event) {
   // Only hook the accessibility events occured during the test run.
   // This check prevents false positives in WebLeakDetector.
   // The pending tasks in browser/renderer message queue may trigger
   // accessibility events,
   // and AccessibilityController will hold on to their target nodes if we don't
   // ignore them here.
   if (!test_interfaces_->GetTestRunner()->TestIsRunning())
     return;
 
-  if (event == blink::WebAXEventFocus)
-    test_interfaces_->GetAccessibilityController()->SetFocusedElement(obj);
-
   const char* event_name = NULL;
   switch (event) {
     case blink::WebAXEventActiveDescendantChanged:
       event_name = "ActiveDescendantChanged";
       break;
     case blink::WebAXEventAlert:
       event_name = "Alert";
       break;
     case blink::WebAXEventAriaAttributeChanged:
       event_name = "AriaAttributeChanged";
@@ skipping 624 matching lines @@
     callback->onError(blink::WebSetSinkIdError::NotAuthorized);
   else
     callback->onError(blink::WebSetSinkIdError::NotFound);
 }
 
 blink::WebString WebTestProxyBase::acceptLanguages() {
   return blink::WebString::fromUTF8(accept_languages_);
 }
 
 }  // namespace test_runner