revert: refactor: native zlib support (#10314)

Revert "refactor: native zlib support (#10243)"

This reverts commit 20258f94bf.

packages/ws/src/utils/constants.ts

@@ -18,19 +18,13 @@ export enum Encoding {
  * Valid compression methods
  */
 export enum CompressionMethod {
-	ZlibNative,
-	ZlibSync,
+	ZlibStream = 'zlib-stream',
 }
 
 export const DefaultDeviceProperty = `@discordjs/ws [VI]{{inject}}[/VI]` as `@discordjs/ws ${string}`;
 
 const getDefaultSessionStore = lazy(() => new Collection<number, SessionInfo | null>());
 
-export const CompressionParameterMap = {
-	[CompressionMethod.ZlibNative]: 'zlib-stream',
-	[CompressionMethod.ZlibSync]: 'zlib-stream',
-} as const satisfies Record<CompressionMethod, string>;
-
 /**
  * Default options used by the manager
  */
@@ -52,7 +46,6 @@ export const DefaultWebSocketManagerOptions = {
 	version: APIVersion,
 	encoding: Encoding.JSON,
 	compression: null,
-	useIdentifyCompression: false,
 	retrieveSessionInfo(shardId) {
 		const store = getDefaultSessionStore();
 		return store.get(shardId) ?? null;