chore(eventstream-serde): remove unused eventMarshaller (#3743)

Author: trivikr

packages/eventstream-serde-browser/package.json

@@ -19,7 +19,6 @@
   },
   "license": "Apache-2.0",
   "dependencies": {
-    "@aws-sdk/eventstream-marshaller": "*",
     "@aws-sdk/eventstream-serde-universal": "*",
     "@aws-sdk/types": "*",
     "tslib": "^2.3.1"

packages/eventstream-serde-browser/src/EventStreamMarshaller.ts

@@ -1,4 +1,3 @@
-import { EventStreamMarshaller as EventMarshaller } from "@aws-sdk/eventstream-marshaller";
 import { EventStreamMarshaller as UniversalEventStreamMarshaller } from "@aws-sdk/eventstream-serde-universal";
 import { Decoder, Encoder, EventStreamMarshaller as IEventStreamMarshaller, Message } from "@aws-sdk/types";
 
@@ -28,10 +27,8 @@ export interface EventStreamMarshallerOptions {
  * for streaming data although it has lower throughput.
  */
 export class EventStreamMarshaller {
-  private readonly eventMarshaller: EventMarshaller;
   private readonly universalMarshaller: UniversalEventStreamMarshaller;
   constructor({ utf8Encoder, utf8Decoder }: EventStreamMarshallerOptions) {
-    this.eventMarshaller = new EventMarshaller(utf8Encoder, utf8Decoder);
     this.universalMarshaller = new UniversalEventStreamMarshaller({
       utf8Decoder,
       utf8Encoder,

packages/eventstream-serde-node/package.json

@@ -19,7 +19,6 @@
   },
   "license": "Apache-2.0",
   "dependencies": {
-    "@aws-sdk/eventstream-marshaller": "*",
     "@aws-sdk/eventstream-serde-universal": "*",
     "@aws-sdk/types": "*",
     "tslib": "^2.3.1"

packages/eventstream-serde-node/src/EventStreamMarshaller.ts

@@ -1,4 +1,3 @@
-import { EventStreamMarshaller as EventMarshaller } from "@aws-sdk/eventstream-marshaller";
 import { EventStreamMarshaller as UniversalEventStreamMarshaller } from "@aws-sdk/eventstream-serde-universal";
 import { Decoder, Encoder, EventStreamMarshaller as IEventStreamMarshaller, Message } from "@aws-sdk/types";
 import { Readable } from "stream";
@@ -13,10 +12,8 @@ export interface EventStreamMarshallerOptions {
 }
 
 export class EventStreamMarshaller {
-  private readonly eventMarshaller: EventMarshaller;
   private readonly universalMarshaller: UniversalEventStreamMarshaller;
   constructor({ utf8Encoder, utf8Decoder }: EventStreamMarshallerOptions) {
-    this.eventMarshaller = new EventMarshaller(utf8Encoder, utf8Decoder);
     this.universalMarshaller = new UniversalEventStreamMarshaller({
       utf8Decoder,
       utf8Encoder,