How to use the raven-js.setExtraContext function in raven-js

const setExtraContext = (state, action) => {
    actions = [action, ...actions].slice(0, 100); // last 100 actions
    const context = contextWithoutPrivateData(state, actions);
    Raven.setExtraContext(context);
  };

RavenJS.captureMessage('Broken!');
RavenJS.captureMessage('Broken!', {tags: { key: "value" }});

RavenJS.showReportDialog({
    eventId: 0815,
    dsn:'1337asdf',
    user: {
        name: 'DefenitelyTyped',
        email: 'df@ts.ms'
    }
});

RavenJS.setTagsContext({ key: "value" });

RavenJS.setExtraContext({ foo: "bar" });

setExtraContext(extra) {
    Raven.setExtraContext(extra);
  }

_initializeSentry() {
    const environment = getEnvironment();
    const context = {
      environment,
      release: this._browser.runtime.getManifest().version,
    };

    if (environment !== 'development') {
      Raven.config('https://119c2693bc2a4ed18052ef40ce4adc3c@sentry.io/1218490', context).install();
      Raven.setExtraContext(context);
    }
  }

public async setExtraContext(extra?: { [key: string]: any }) {
    Raven.setExtraContext(extra);
    return this;
  }