Remove windowed NPAPI code

content/plugin/webplugin_proxy.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_PLUGIN_WEBPLUGIN_PROXY_H_
 #define CONTENT_PLUGIN_WEBPLUGIN_PROXY_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 35 matching lines @@
   // marshalled WebPlugin calls.
   WebPluginProxy(PluginChannel* channel,
                  int route_id,
                  const GURL& page_url,
                  int host_render_view_routing_id);
   ~WebPluginProxy() override;
 
   void set_delegate(WebPluginDelegateImpl* d) { delegate_ = d; }
 
   // WebPlugin overrides
-  void SetWindow(gfx::PluginWindowHandle window) override;
-  void SetAcceptsInputEvents(bool accepts) override;
-  void WillDestroyWindow(gfx::PluginWindowHandle window) override;
   void Invalidate() override;
   void InvalidateRect(const gfx::Rect& rect) override;
   NPObject* GetWindowScriptNPObject() override;
   NPObject* GetPluginElement() override;
   bool FindProxyForUrl(const GURL& url, std::string* proxy_list) override;
   void SetCookie(const GURL& url,
                  const GURL& first_party_for_cookies,
                  const std::string& cookie) override;
   std::string GetCookies(const GURL& url,
                          const GURL& first_party_for_cookies) override;
@@ skipping 117 matching lines @@
 
   // Contains the routing id of the host render view.
   int host_render_view_routing_id_;
 
   base::WeakPtrFactory<WebPluginProxy> weak_factory_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PLUGIN_WEBPLUGIN_PROXY_H_