This changelist fixes some issues with the NPAPI WMP plugin work in Chrome. ...

webkit/glue/plugins/webplugin_delegate_impl_win.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 "webkit/glue/plugins/webplugin_delegate_impl.h"
 
 #include <string>
 #include <vector>
 
 #include "base/file_util.h"
@@ skipping 185 matching lines @@
       int major = static_cast<int>(StringToInt64(version[0]));
       if (major >= 9) {
         quirks_ |= PLUGIN_QUIRK_DIE_AFTER_UNLOAD;
       }
     }
     quirks_ |= PLUGIN_QUIRK_BLOCK_NONSTANDARD_GETURL_REQUESTS;
   } else if (plugin_info.name.find(L"Windows Media Player") !=
              std::wstring::npos) {
     // Windows Media Player needs two NPP_SetWindow calls.
     quirks_ |= PLUGIN_QUIRK_SETWINDOW_TWICE;
+
+    // Windowless mode doesn't work in the WMP NPAPI plugin.
+    quirks_ |= PLUGIN_QUIRK_NO_WINDOWLESS;
   } else if (instance_->mime_type() == "audio/x-pn-realaudio-plugin" ||
              filename == "nppl3260.dll") {
     quirks_ |= PLUGIN_QUIRK_DONT_CALL_WND_PROC_RECURSIVELY;
   } else if (plugin_info.name.find(L"VLC Multimedia Plugin") !=
              std::wstring::npos ||
              plugin_info.name.find(L"VLC Multimedia Plug-in") !=
              std::wstring::npos) {
     // VLC hangs on NPP_Destroy if we call NPP_SetWindow with a null window
     // handle
     quirks_ |= PLUGIN_QUIRK_DONT_SET_NULL_WINDOW_HANDLE_ON_DESTROY;
@@ skipping 930 matching lines @@
 
   // It is ok to pass NULL here to GetCursor as we are not looking for cursor
   // types defined by Webkit.
   HCURSOR previous_cursor =
       g_current_plugin_instance->current_windowless_cursor_.GetCursor(NULL);
 
   g_current_plugin_instance->current_windowless_cursor_.InitFromExternalCursor(
       cursor);
   return previous_cursor;
 }