Exposed the children of elements with role textbox in order to make rich text information available…

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 4057 matching lines @@
     return -1;
 
   int focus_offset = manager()->GetTreeData().sel_focus_offset;
   return GetHypertextOffsetFromEndpoint(*focus_object, focus_offset);
 }
 
 void BrowserAccessibilityWin::GetSelectionOffsets(
     int* selection_start, int* selection_end) const {
   DCHECK(selection_start && selection_end);
 
-  if (HasState(ui::AX_STATE_EDITABLE) &&
-      !HasState(ui::AX_STATE_RICHLY_EDITABLE) &&
+  if (IsSimpleTextControl() &&
       GetIntAttribute(ui::AX_ATTR_TEXT_SEL_START, selection_start) &&
       GetIntAttribute(ui::AX_ATTR_TEXT_SEL_END, selection_end)) {
     return;
   }
 
   *selection_start = GetSelectionAnchor();
   *selection_end = GetSelectionFocus();
   if (*selection_start < 0 || *selection_end < 0)
     return;
 
@@ skipping 854 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