Remove BrowserAccessibility::platform_node_

content/browser/accessibility/browser_accessibility.h

Index: content/browser/accessibility/browser_accessibility.h
diff --git a/content/browser/accessibility/browser_accessibility.h b/content/browser/accessibility/browser_accessibility.h
index a76e56a6c3a462d01ed42f91226527febbcd4480..35650b5b27e3cffc38fee8ded55cea7c9ee4eedb 100644
--- a/content/browser/accessibility/browser_accessibility.h
+++ b/content/browser/accessibility/browser_accessibility.h
@@ -393,6 +393,8 @@ class CONTENT_EXPORT BrowserAccessibility : public ui::AXPlatformNodeDelegate {
   // Gets the text offsets where new lines start.
   std::vector<int> GetLineStartOffsets() const;
 
+  virtual gfx::NativeViewAccessible GetNativeViewAccessible();
+
   // AXPlatformNodeDelegate.
   const ui::AXNodeData& GetData() const override;
   gfx::NativeWindow GetTopLevelWidget() override;