Forward BrowserAccessibility get_accState to AXPlatformNode.

content/browser/accessibility/browser_accessibility_com_win.cc

 // Copyright (c) 2017 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 "content/browser/accessibility/browser_accessibility_com_win.h"
 
 #include <UIAutomationClient.h>
 #include <UIAutomationCoreApi.h>
 
 #include <algorithm>
@@ skipping 638 matching lines @@
   }
   return S_OK;
 }
 
 STDMETHODIMP BrowserAccessibilityComWin::get_accState(VARIANT var_id,
                                                       VARIANT* state) {
   WIN_ACCESSIBILITY_API_HISTOGRAM(UMA_API_GET_ACC_STATE);
   if (!owner())
     return E_FAIL;
 
-  auto* manager = Manager();
-  if (!manager)
-    return E_FAIL;
-
-  if (!state)
-    return E_INVALIDARG;
-
-  BrowserAccessibilityComWin* target = GetTargetFromChildID(var_id);
-  if (!target)
-    return E_INVALIDARG;
-
-  state->vt = VT_I4;
-  state->lVal = target->ia_state();
-  if (manager->GetFocus() == owner())
-    state->lVal |= STATE_SYSTEM_FOCUSED;
-
-  return S_OK;
+  return AXPlatformNodeWin::get_accState(var_id, state);
 }
 
 bool BrowserAccessibilityComWin::IsRangeValueSupported() {
   switch (ia_role()) {
     case ROLE_SYSTEM_PROGRESSBAR:
     case ROLE_SYSTEM_SLIDER:
     case ROLE_SYSTEM_SPINBUTTON:
     case ROLE_SYSTEM_SCROLLBAR:
       return true;
     case ROLE_SYSTEM_SEPARATOR:
@@ skipping 4948 matching lines @@
 
 BrowserAccessibilityComWin* ToBrowserAccessibilityComWin(
     BrowserAccessibility* obj) {
   if (!obj || !obj->IsNative())
     return nullptr;
   auto* result = static_cast<BrowserAccessibilityWin*>(obj)->GetCOM();
   return result;
 }
 
 }  // namespace content