Remove context menus.

sky/engine/public/web/WebFrameClient.h

Index: sky/engine/public/web/WebFrameClient.h
diff --git a/sky/engine/public/web/WebFrameClient.h b/sky/engine/public/web/WebFrameClient.h
index a17667171bff6132d1fd0fbd4213ea2a27087854..adf0cecc71d06a3bc87161db6e821417e86be4cb 100644
--- a/sky/engine/public/web/WebFrameClient.h
+++ b/sky/engine/public/web/WebFrameClient.h
@@ -56,7 +56,6 @@ class WebURLLoader;
 class WebURLResponse;
 struct WebColorSuggestion;
 struct WebConsoleMessage;
-struct WebContextMenuData;
 struct WebRect;
 struct WebSize;
 struct WebURLError;
@@ -174,18 +173,6 @@ public:
     // operations.
     virtual void didChangeSelection(bool isSelectionEmpty) { }
 
-
-    // UI ------------------------------------------------------------------
-
-    // Shows a context menu with commands relevant to a specific element on
-    // the given frame. Additional context data is supplied.
-    virtual void showContextMenu(const WebContextMenuData&) { }
-
-    // Called when the data attached to the currently displayed context menu is
-    // invalidated. The context menu may be closed if possible.
-    virtual void clearContextMenu() { }
-
-
     // Low-level resource notifications ------------------------------------
 
     // An element will request a resource.