Remove support for NPObjects.

third_party/WebKit/public/web/WebPluginContainer.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2014 Opera Software ASA. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 54 matching lines @@
     virtual void invalidateRect(const WebRect&) = 0;
     virtual void scrollRect(const WebRect&) = 0;
 
     // Schedules an animation of the WebView that contains the plugin, as well as the plugin.
     virtual void scheduleAnimation() = 0;
 
     // Causes the container to report its current geometry via
     // WebPlugin::updateGeometry.
     virtual void reportGeometry() = 0;
 
-    // Allow the plugin to pass script objects to the browser. The container
-    // tracks ownership of script objects in order to allow browser references
-    // to them to be dropped when clearScriptObjects is called.
-    virtual void allowScriptObjects() = 0;
-
-    // Drop any references to script objects allocated by the plugin.
-    // These are objects derived from WebPlugin::scriptableObject.  This is
-    // called when the plugin is being destroyed or if it needs to be
-    // re-initialized.
-    virtual void clearScriptObjects() = 0;
-
-    // Returns the scriptable object associated with the DOM element
-    // containing the plugin.
-    virtual NPObject* scriptableObjectForElement() = 0;
-
     // Returns the scriptable object associated with the DOM element
     // containing the plugin as a native v8 object.
     virtual v8::Local<v8::Object> v8ObjectForElement() = 0;
 
     // Executes a "javascript:" URL on behalf of the plugin in the context
     // of the frame containing the plugin.  Returns the result of script
     // execution, if any.
     virtual WebString executeScriptURL(const WebURL&, bool popupsAllowed) = 0;
 
     // Loads an URL in the specified frame (or the frame containing this
@@ skipping 41 matching lines @@
     // WebPluginContainer does *not* take ownership.
     virtual void setWebLayer(WebLayer*) = 0;
 
 protected:
     ~WebPluginContainer() { }
 };
 
 } // namespace blink
 
 #endif