message: add types SenderConfig
diff: @@ -438,20 +438,19 @@ export class Sender implements IChannelControlsAI {
  }
  private static _getDefaultAppInsightsChannelConfig(): ISenderConfig {
  - let resultConfig = <ISenderConfig>{};
  -
  // set default values
  - resultConfig.endpointUrl = () => "https://dc.services.visualstudio.com/v2/track";
  - resultConfig.emitLineDelimitedJson = () => false;
  - resultConfig.maxBatchInterval = () => 15000;
  - resultConfig.maxBatchSizeInBytes = () => 102400; // 100kb
  - resultConfig.disableTelemetry = () => false;
  - resultConfig.enableSessionStorageBuffer = () => true;
  - resultConfig.isRetryDisabled = () => false;
  - resultConfig.isBeaconApiDisabled = () => true;
  - resultConfig.instrumentationKey = () => undefined; // Channel doesn't need iKey, it should be set already
  -
  - return resultConfig;
  + return {
  + endpointUrl: () =>"https://dc.services.visualstudio.com/v2/track",
  + emitLineDelimitedJson: () => false,
  + maxBatchInterval: () => 15000,
  + maxBatchSizeInBytes: () => 102400, // 100kb
  + disableTelemetry: () => false,
  + enableSessionStorageBuffer: () => true,
  + isRetryDisabled: () => false,
  + isBeaconApiDisabled: () => true,
  + instrumentationKey: () => undefined, // Channel doesn't need iKey, it should be set already
  + namePrefix: () => undefined
  + }
  }
  private static _getEmptyAppInsightsChannelConfig(): ISenderConfig {
  