linux: add windowless plugin plumbing

webkit/glue/plugins/plugin_host.cc

 // Copyright (c) 2006-2008 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.
 
 #include "config.h"
 
 #include "webkit/glue/plugins/plugin_host.h"
 
 #include "base/file_util.h"
 #include "base/logging.h"
@@ skipping 592 matching lines @@
 #if defined(OS_WIN)
       if (!plugin->windowless()) {
         RECT rect = {0};
         rect.left = invalidRect->left;
         rect.right = invalidRect->right;
         rect.top = invalidRect->top;
         rect.bottom = invalidRect->bottom;
         ::InvalidateRect(plugin->window_handle(), &rect, FALSE);
         return;
       }
-#elif defined(OS_LINUX)
-      NOTIMPLEMENTED();
 #endif
       gfx::Rect rect(invalidRect->left,
                      invalidRect->top,
                      invalidRect->right - invalidRect->left,
                      invalidRect->bottom - invalidRect->top);
       plugin->webplugin()->InvalidateRect(rect);
     } else {
       plugin->webplugin()->Invalidate();
     }
   }
@@ skipping 273 matching lines @@
 void NPN_PluginThreadAsyncCall(NPP id,
                          void (*func)(void *),
                          void *userData) {
   scoped_refptr<NPAPI::PluginInstance> plugin = FindInstance(id);
   if (plugin) {
     plugin->PluginThreadAsyncCall(func, userData);
   }
 }
 
 } // extern "C"