src/vs/platform/userDataSync/common/extensionsMerge.ts/isSameExtensionState
function isSameExtensionState(a: IStringDictionary<any> = {}, b: IStringDictionary<any> = {}): boolean {
	const { added, removed, updated } = compareExtensionState(a, b);
	return added.size === 0 && removed.size === 0 && updated.size === 0;
}