If SHM pixmaps support is available, for example, Intel drivers now support t...

chrome/plugin/webplugin_proxy.h

 // Copyright (c) 2010 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 CHROME_PLUGIN_WEBPLUGIN_PROXY_H_
 #define CHROME_PLUGIN_WEBPLUGIN_PROXY_H_
 #pragma once
 
 #include <string>
 
+#if defined(USE_X11)
+#include "app/x11_util.h"
+#endif
 #include "app/surface/transport_dib.h"
 #include "base/hash_tables.h"
 #include "base/ref_counted.h"
 #if defined(OS_MACOSX)
 #include "base/scoped_cftyperef.h"
 #endif
 #include "base/scoped_handle.h"
 #include "base/scoped_ptr.h"
 #include "base/shared_memory.h"
 #include "base/timer.h"
@@ skipping 157 matching lines @@
   scoped_ptr<TransportDIB> background_dib_;
   scoped_cftyperef<CGContextRef> windowless_context_;
   scoped_cftyperef<CGContextRef> background_context_;
 #else
   scoped_ptr<skia::PlatformCanvas> windowless_canvas_;
   scoped_ptr<skia::PlatformCanvas> background_canvas_;
 
 #if defined(USE_X11)
   scoped_ptr<TransportDIB> windowless_dib_;
   scoped_ptr<TransportDIB> background_dib_;
+  // If we can use SHM pixmaps for windowless plugin painting or not.
+  bool use_shm_pixmap_;
+  // The SHM pixmap for windowless plugin painting.
+  XID windowless_shm_pixmap_;
 #endif
 
 #endif
 
   // Contains the routing id of the host render view.
   int host_render_view_routing_id_;
 
   ScopedRunnableMethodFactory<WebPluginProxy> runnable_method_factory_;
 };
 
 #endif  // CHROME_PLUGIN_WEBPLUGIN_PROXY_H_