Move ContextMenu show/hide state tracking to WebContents

content/browser/renderer_host/render_widget_host_delegate.h

Index: content/browser/renderer_host/render_widget_host_delegate.h
diff --git a/content/browser/renderer_host/render_widget_host_delegate.h b/content/browser/renderer_host/render_widget_host_delegate.h
index 29b3115d1add49c0bdd444ceff1042f9f8a2a1d0..86bcb17368508b2f5a57127781e6cde0fbe37ace 100644
--- a/content/browser/renderer_host/render_widget_host_delegate.h
+++ b/content/browser/renderer_host/render_widget_host_delegate.h
@@ -272,6 +272,9 @@ class CONTENT_EXPORT RenderWidgetHostDelegate {
   // Reset the auto-size value, to indicate that auto-size is no longer active.
   virtual void ResetAutoResizeSize() {}
 
+  // Returns true if there is context menu shown on page.
+  virtual bool IsShowingContextMenuOnPage() const;
+
  protected:
   virtual ~RenderWidgetHostDelegate() {}
 };