Remove warning about getContext being called in global context
Remove warning about getContext being called in global context

getsentry/raven-node,getsentry/raven-js,miguelb/raven-node,getsentry/raven-node,getsentry/raven-js,miguelb/raven-node,getsentry/raven-js,BuildingConnected/raven-node,getsentry/raven-js