function setShouldSendCallback(callback) {
	    var original = this._globalOptions.shouldSendCallback;
	    this._globalOptions.shouldSendCallback = keepOriginalCallback(original, callback);
	    return this;
	  }
function setShouldSendCallback(callback) {
	    var original = this._globalOptions.shouldSendCallback;
	    this._globalOptions.shouldSendCallback = keepOriginalCallback(original, callback);
	    return this;
	  }
function setShouldSendCallback ( callback ) { var original = this . _globalOptions . shouldSendCallback ; this . _globalOptions . shouldSendCallback = keepOriginalCallback ( original , callback ) ; return this ; }
/*
Set the shouldSendCallback option

@param {function} callback The callback to run which allows
introspecting the blob before sending
@return {Raven}
/ * Set the shouldSendCallback option