Infobar all unknown unsandboxed plug-ins.

chrome/browser/resources/plugin_metadata/plugins_mac.json

 {
+  "google-talk": {
+    "mime_types": [
+    ],
+    "versions": [
+      {
+        "version": "0",
+        "status": "up_to_date",
+        "comment": "'Google Talk Plugin' and 'Google Talk Plugin Video Accelerator' use two completely different versioning schemes, so we can't define a minimum version."
+      }
+    ],
+    "name": "Google Talk"
+  },
   "java-runtime-environment": {
     "mime_types": [
       "application/x-java-applet",
       "application/x-java-applet,version=1.1",
       "application/x-java-applet,version=1.1.1",
       "application/x-java-applet,version=1.1.2",
       "application/x-java-applet,version=1.1.3",
       "application/x-java-applet,version=1.2",
       "application/x-java-applet,version=1.2.1",
       "application/x-java-applet,version=1.2.2",
@@ skipping 221 matching lines @@
         "status": "up_to_date",
         "reference": "http://support.microsoft.com/kb/2668562"
       }
     ],
     "lang": "en-US",
     "name": "Silverlight",
     "url": "http://go.microsoft.com/fwlink/?LinkID=149156",
     "displayurl": true
   }
 }