message: Fix bug that caused crash when analytics HS/IS whitelists not specified
diff: @@ -190,6 +190,7 @@ class Analytics {
  }
  _setVisitVariable(key, value) {
  + if (this.disabled) return;
  this._paq.push(['setCustomVariable', customVariables[key].id, key, value, 'visit']);
  }
  @@ -199,8 +200,8 @@ class Analytics {
  const config = SdkConfig.get();
  if (!config.piwik) return;
  - const whitelistedHSUrls = config.piwik.whitelistedHSUrls;
  - const whitelistedISUrls = config.piwik.whitelistedISUrls;
  + const whitelistedHSUrls = config.piwik.whitelistedHSUrls || [];
  + const whitelistedISUrls = config.piwik.whitelistedISUrls || [];
  this._setVisitVariable('User Type', isGuest ? 'Guest' : 'Logged In');
  this._setVisitVariable('Homeserver URL', whitelistRedact(whitelistedHSUrls, homeserverUrl));
  