fnAttachApplied = (oEvent) => {
				Theming.detachApplied(fnAttachApplied);
				if (Theming.getTheme() === this.sRequiredTheme) {
					if (typeof this.fnCallback === "function") {
						this.fnCallback.bind(this)();
						this.fnCallback = undefined;
					}
				}
			}
@deprecated since 1.48.0, FrameType.TwoThird is deprecated