function clearRenderingInfo() {
			that.bRenderSelf = false;
			that.aContentToRemove = [];
			that.mInvalidatedControls = {};
			that.bNeedsRerendering = false;
		}
Synchronously renders any pending UI updates.

Either renders the whole <code>UIArea</code> or a set of descendant controls that have been invalidated.

@param {boolean} bForce Whether a re-rendering of the <code>UIArea</code> should be enforced
@return {boolean} Whether a redraw was necessary or not
@private