Allow the same version plugin to be loaded multiple times on Windows.

webkit/plugins/npapi/plugin_list_win.cc

 // Copyright (c) 2012 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/plugins/npapi/plugin_list.h"
 
 #include <set>
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
@@ skipping 372 matching lines @@
     std::vector<webkit::WebPluginInfo>* plugins) {
   // Version check
   for (size_t j = 0; j < plugins->size(); ++j) {
     base::FilePath::StringType plugin1 =
         StringToLowerASCII((*plugins)[j].path.BaseName().value());
     base::FilePath::StringType plugin2 =
         StringToLowerASCII(info.path.BaseName().value());
     if ((plugin1 == plugin2 && HaveSharedMimeType((*plugins)[j], info)) ||
         (plugin1 == kJavaDeploy1 && plugin2 == kJavaDeploy2) ||
         (plugin1 == kJavaDeploy2 && plugin2 == kJavaDeploy1)) {
-      if (!IsNewerVersion((*plugins)[j].version, info.version))
+      if (IsNewerVersion(info.version, (*plugins)[j].version))
         return false;  // We have loaded a plugin whose version is newer.
       plugins->erase(plugins->begin() + j);
       break;
     }
   }
 
   // The checks below only apply to NPAPI plugins.
   if (info.type != WebPluginInfo::PLUGIN_TYPE_NPAPI)
     return true;
 
@@ skipping 62 matching lines @@
   // The plugin in question could be a 64 bit plugin which we cannot load.
   base::FilePath plugin_path(info.path);
   if (!IsValid32BitImage(base::MakeAbsoluteFilePath(plugin_path)))
     return false;
 #endif
   return true;
 }
 
 }  // namespace npapi
 }  // namespace webkit