chore: deprecate util-base64-universal,util-utf8-universal,is-node (#1240)

* feat: deprecate util-base64-universal

* feat: deprecate util-utf8-universal

* feat: deprecate is-node

Author: AllanZhengYP

packages/eventstream-marshaller/package.json

@@ -20,10 +20,17 @@
     "tslib": "^1.8.0"
   },
   "devDependencies": {
-    "@aws-sdk/util-utf8-universal": "1.0.0-gamma.1",
+    "@aws-sdk/util-utf8-browser": "1.0.0-gamma.1",
+    "@aws-sdk/util-utf8-node": "1.0.0-gamma.1",
     "@types/jest": "^25.1.4",
     "@types/node": "^10.0.0",
     "jest": "^25.1.0",
     "typescript": "~3.8.3"
+  },
+  "browser": {
+    "@aws-sdk/util-utf8-node": "@aws-sdk/util-utf8-browser"
+  },
+  "react-native": {
+    "@aws-sdk/util-utf8-node": "@aws-sdk/util-utf8-browser"
   }
 }

packages/eventstream-marshaller/src/EventStreamMarshaller.spec.ts

@@ -1,6 +1,6 @@
 import { EventStreamMarshaller } from "./EventStreamMarshaller";
 import { vectors } from "./TestVectors.fixture";
-import { fromUtf8, toUtf8 } from "@aws-sdk/util-utf8-universal";
+import { fromUtf8, toUtf8 } from "@aws-sdk/util-utf8-node";
 
 describe("eventstream parsing", () => {
   const marshaller = new EventStreamMarshaller(toUtf8, fromUtf8);

packages/eventstream-marshaller/src/HeaderMarshaller.spec.ts

@@ -1,5 +1,5 @@
 import { MessageHeaders } from "@aws-sdk/types";
-import { fromUtf8, toUtf8 } from "@aws-sdk/util-utf8-universal";
+import { fromUtf8, toUtf8 } from "@aws-sdk/util-utf8-node";
 import { HeaderMarshaller } from "./HeaderMarshaller";
 import { Int64 } from "./Int64";