Remove all remaining traces of MessageLoopProxy.

chrome/browser/plugins/plugin_info_message_filter.cc

Index: chrome/browser/plugins/plugin_info_message_filter.cc
diff --git a/chrome/browser/plugins/plugin_info_message_filter.cc b/chrome/browser/plugins/plugin_info_message_filter.cc
index 517ab60a34750db2471ae9d08b9b53dd655a90fd..2c6a5a6a2c68d09f69cd41fa491b0d694fae9a47 100644
--- a/chrome/browser/plugins/plugin_info_message_filter.cc
+++ b/chrome/browser/plugins/plugin_info_message_filter.cc
@@ -178,12 +178,12 @@ PluginInfoMessageFilter::Context::Context(int render_process_id,
   allow_outdated_plugins_.Init(prefs::kPluginsAllowOutdated,
                                profile->GetPrefs());
   allow_outdated_plugins_.MoveToThread(
-      content::BrowserThread::GetMessageLoopProxyForThread(
+      content::BrowserThread::GetTaskRunnerForThread(
           content::BrowserThread::IO));
   always_authorize_plugins_.Init(prefs::kPluginsAlwaysAuthorize,
                                  profile->GetPrefs());
   always_authorize_plugins_.MoveToThread(
-      content::BrowserThread::GetMessageLoopProxyForThread(
+      content::BrowserThread::GetTaskRunnerForThread(
           content::BrowserThread::IO));
 }