Remove BrowserAccessibility::platform_node_

content/browser/accessibility/browser_accessibility_win.cc

Index: content/browser/accessibility/browser_accessibility_win.cc
diff --git a/content/browser/accessibility/browser_accessibility_win.cc b/content/browser/accessibility/browser_accessibility_win.cc
index fa4c0c4de92d51616e1dc16d6e046c625dafedfd..5ee4d2e6eb53083b3ae6501188986016170aad4a 100644
--- a/content/browser/accessibility/browser_accessibility_win.cc
+++ b/content/browser/accessibility/browser_accessibility_win.cc
@@ -56,6 +56,10 @@ base::string16 BrowserAccessibilityWin::GetText() const {
   return GetCOM()->win_attributes_->hypertext;
 }
 
+gfx::NativeViewAccessible BrowserAccessibilityWin::GetNativeViewAccessible() {
+  return GetCOM();
+}
+
 BrowserAccessibilityComWin* BrowserAccessibilityWin::GetCOM() const {
   DCHECK(browser_accessibility_com_);
   return browser_accessibility_com_;