Remove TODOs about TryCatch not working.

webkit/plugins/ppapi/ppapi_plugin_instance.cc

Index: webkit/plugins/ppapi/ppapi_plugin_instance.cc
diff --git a/webkit/plugins/ppapi/ppapi_plugin_instance.cc b/webkit/plugins/ppapi/ppapi_plugin_instance.cc
index 3d75d86c0754e4d4a9806f192f20d577532ea4f0..ed4218023704e26b0b53ec9a243d57e7432ce0f5 100644
--- a/webkit/plugins/ppapi/ppapi_plugin_instance.cc
+++ b/webkit/plugins/ppapi/ppapi_plugin_instance.cc
@@ -1717,8 +1717,8 @@ PP_Var PluginInstance::ExecuteScript(PP_Instance instance,
   bool ok = WebBindings::evaluate(NULL, frame->windowObject(), &np_script,
                                   &result);
   if (!ok) {
-    // TODO(brettw) bug 54011: The TryCatch isn't working properly and
-    // doesn't actually catch this exception.
+    // TryCatch doesn't catch the exceptions properly. Since this is only for
+    // a trusted API, just set to a general exception message.
     try_catch.SetException("Exception caught");
     WebBindings::releaseVariantValue(&result);
     return PP_MakeUndefined();