Blacklist some non-functional plugins on the Mac

webkit/glue/plugins/plugin_list_mac.mm

 // Copyright (c) 2006-2009 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/plugin_list.h"
 
 #import <Foundation/Foundation.h>
 
 #include "base/file_util.h"
 #include "base/mac_util.h"
@@ skipping 51 matching lines @@
                                        false, // not recursive
                                        file_util::FileEnumerator::DIRECTORIES);
   for (FilePath path = enumerator.Next(); !path.value().empty();
        path = enumerator.Next()) {
     LoadPlugin(path, plugins);
   }
 }
 
 bool PluginList::ShouldLoadPlugin(const WebPluginInfo& info,
                                   std::vector<WebPluginInfo>* plugins) {
-  // The Gears plugin is Safari-specific, and causes crashes, so don't load it.
+  // Screen out some plugins that we know don't work at all.
   for (std::vector<WebPluginMimeType>::const_iterator i =
            info.mime_types.begin(); i != info.mime_types.end(); ++i) {
-    if (i->mime_type == "application/x-googlegears")
+    // The Gears plugin is Safari-specific. MoveNetworks Quantum Media Player
+    // and Shockwave for Director crash during initiazilation, and don't work in
+    // Safari on 10.6 either.
+    if (i->mime_type == "application/x-googlegears" ||
+        i->mime_type == "application/x-vnd.movenetworks.qm" ||
+        i->mime_type == "application/x-director") {
       return false;
+    }
   }
 
   // Hierarchy check
   // (we're loading plugins hierarchically from Library folders, so plugins we
   //  encounter earlier must override plugins we encounter later)
   for (size_t i = 0; i < plugins->size(); ++i) {
     if ((*plugins)[i].path.BaseName() == info.path.BaseName()) {
       return false;  // We already have a loaded plugin higher in the hierarchy.
     }
   }
 
   return true;
 }
 
 } // namespace NPAPI