Ensure that the context menu shows up in a windowless Silverlight plugin...

webkit/glue/plugins/webplugin_delegate_impl.h

 // 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.
 
 #ifndef WEBKIT_GLUE_PLUGIN_WEBPLUGIN_DELEGATE_IMPL_H__
 #define WEBKIT_GLUE_PLUGIN_WEBPLUGIN_DELEGATE_IMPL_H__
 
 #include <string>
 #include <list>
 
+#include "base/iat_patch.h"
 #include "base/ref_counted.h"
 #include "base/task.h"
 #include "webkit/glue/webplugin_delegate.h"
 #include "third_party/npapi/bindings/npapi.h"
 #include "webkit/glue/webcursor.h"
 
 namespace NPAPI {
   class PluginInstance;
 };
 
@@ skipping 61 matching lines @@
   gfx::Rect rect() const { return window_rect_; }
   gfx::Rect clip_rect() const { return clip_rect_; }
 
   enum PluginQuirks {
     PLUGIN_QUIRK_SETWINDOW_TWICE = 1,
     PLUGIN_QUIRK_THROTTLE_WM_USER_PLUS_ONE = 2,
     PLUGIN_QUIRK_DONT_CALL_WND_PROC_RECURSIVELY = 4,
     PLUGIN_QUIRK_DONT_SET_NULL_WINDOW_HANDLE_ON_DESTROY = 8,
     PLUGIN_QUIRK_DONT_ALLOW_MULTIPLE_INSTANCES = 16,
     PLUGIN_QUIRK_DIE_AFTER_UNLOAD = 32,
+    PLUGIN_QUIRK_PATCH_TRACKPOPUP_MENU = 64,
   };
 
   int quirks() { return quirks_; }
 
   static void MoveWindow(HWND window,
                          const gfx::Rect& window_rect,
                          const gfx::Rect& clip_rect,
                          const std::vector<gfx::Rect>& cutout_rects,
                          bool visible);
 
@@ skipping 148 matching lines @@
   // This flag indicates whether we started tracking a user gesture message.
   bool user_gesture_message_posted_;
 
   // Runnable Method Factory used to invoke the OnUserGestureEnd method
   // asynchronously.
   ScopedRunnableMethodFactory<WebPluginDelegateImpl> user_gesture_msg_factory_;
 
   // The url with which the plugin was instantiated.
   std::string plugin_url_;
 
+  // The plugin module handle.
+  HMODULE plugin_module_handle_;
+
+  // Indicates whether we IAT patched the TrackPopupMenu function.
+  static bool track_popup_menu_patched_;
+
+  // Helper object for patching the import table of Silverlight.
+  static iat_patch::IATPatchFunction iat_patch_helper_;
+
+  // TrackPopupMenu interceptor. Parameters are the same as the Win32 function
+  // TrackPopupMenu.
+  static BOOL WINAPI TrackPopupMenuPatch(HMENU menu, unsigned int flags, int x,
+                                         int y, int reserved, HWND window,
+                                         const RECT* rect);
+
   DISALLOW_EVIL_CONSTRUCTORS(WebPluginDelegateImpl);
 };
 
 #endif  // #ifndef WEBKIT_GLUE_PLUGIN_WEBPLUGIN_DELEGATE_IMPL_H__