Tests that InspectorBackendStub is catching incorrect arguments.

Protocol Error: Invalid type of argument 'enable' for 'InspectorBackend.setMonitoringXHREnabled' call. It should be 'boolean' but it is 'number'.
Protocol Error: Invalid number of arguments for 'InspectorBackend.setMonitoringXHREnabled' call. It should have the next arguments '{"enable":"boolean"}'.
Protocol Error: Optional callback argument for 'InspectorBackend.setMonitoringXHREnabled' call should be a function but its type is 'string'.
Protocol Error: Attempted to dispatch an unimplemented WebInspector method 'something-strange'