Forward BrowserAccessibilityWin::get_accName to platform node.

content/browser/accessibility/browser_accessibility_win.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 "content/browser/accessibility/browser_accessibility_win.h"
 
 #include <UIAutomationClient.h>
 #include <UIAutomationCoreApi.h>
 
 #include <algorithm>
@@ skipping 643 matching lines @@
 
   return target->GetStringAttributeAsBstr(
       ui::AX_ATTR_SHORTCUT, acc_key);
 }
 
 STDMETHODIMP BrowserAccessibilityWin::get_accName(VARIANT var_id, BSTR* name) {
   WIN_ACCESSIBILITY_API_HISTOGRAM(UMA_API_GET_ACC_NAME);
   if (!instance_active())
     return E_FAIL;
 
-  if (!name)
-    return E_INVALIDARG;
-
-  BrowserAccessibilityWin* target = GetTargetFromChildID(var_id);
-  if (!target)
-    return E_INVALIDARG;
-
-  base::string16 name_str = target->name();
-  if (name_str.empty()) {
-    if (target->ia2_role() == ROLE_SYSTEM_DOCUMENT && PlatformGetParent()) {
-      // Hack: Some versions of JAWS crash if they get an empty name on
-      // a document that's the child of an iframe, so always return a
-      // nonempty string for this role.  https://crbug.com/583057
-      name_str = L" ";
-    } else {
-      return S_FALSE;
-    }
-  }
-
-  *name = SysAllocString(name_str.c_str());
-
-  DCHECK(*name);
-  return S_OK;
+  return GetPlatformNodeWin()->get_accName(var_id, name);
 }
 
 STDMETHODIMP BrowserAccessibilityWin::get_accParent(IDispatch** disp_parent) {
   WIN_ACCESSIBILITY_API_HISTOGRAM(UMA_API_GET_ACC_PARENT);
   if (!instance_active())
     return E_FAIL;
 
   if (!disp_parent)
     return E_INVALIDARG;
 
@@ skipping 4975 matching lines @@
   return static_cast<BrowserAccessibilityWin*>(obj);
 }
 
 const BrowserAccessibilityWin*
 ToBrowserAccessibilityWin(const BrowserAccessibility* obj) {
   DCHECK(!obj || obj->IsNative());
   return static_cast<const BrowserAccessibilityWin*>(obj);
 }
 
 }  // namespace content