demo/dist/demo.js
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}