src/vs/editor/common/model/textModel.ts/DidChangeDecorationsEmitter/constructor
class DidChangeDecorationsEmitter:	constructor(private readonly handleBeforeFire: (affectedInjectedTextLines: Set<number> | null) => void) {
		super();
		this._deferredCnt = 0;
		this._shouldFire = false;
		this._affectsMinimap = false;
		this._affectsOverviewRuler = false;
	}