src/vs/editor/browser/widget/codeEditorWidget.ts/CodeEditorWidget/removeDecorations
class CodeEditorWidget:	public removeDecorations(decorationIds: string[]): void {
		if (!this._modelData || decorationIds.length === 0) {
			return;
		}

		this._modelData.model.changeDecorations((changeAccessor) => {
			changeAccessor.deltaDecorations(decorationIds, []);
		});
	}