function doResume() {
			that.bSuspended = false;
			if (that.oResumePromise) {
				that.resumeInternal(true);
				that.oResumePromise.$resolve();
				that.oResumePromise = undefined;
			}
		}
Resumes this binding. The binding can again fire change events and initiate data service
requests.

@param {boolean} bAsPrerenderingTask
  Whether resume is done as a prerendering task
@throws {Error}
  If this binding is relative to an {@link sap.ui.model.odata.v4.Context} or if it is an
  operation binding or if it is not suspended

@private
@see #suspend