Checking in the fix for bug 265936. Fixing memory leak in nsPluginHostImpl::ScanPluginsDirectory(). Patch by brian.lu@sun.com, r+sr=jst@mozilla.org

modules/plugin/base/src/nsPluginHostImpl.cpp

@@ -4858,6 +4858,8 @@ nsresult nsPluginHostImpl::ScanPluginsDirectory(nsIFile * pluginsDir,
     // if we are not creating the list, just continue the loop
     // no need to proceed if changes are detected
     if (!aCreatePluginList) {
+      delete pluginTag;
+
       if (*aPluginsChanged)
         return NS_OK;
       else