Fix unused parameters

app/src/bridge/Media.ts

@@ -11,8 +11,8 @@ import { Message
 const MEDIA_NAMESPACE = "urn:x-cast:com.google.cast.media";
 
 export interface UpdateMessageData {
-    _volumeLevel: number;
-    _volumeMuted: boolean;
+    _volumeLevel?: number;
+    _volumeMuted?: boolean;
     _lastCurrentTime: number;
     currentTime: number;
     customData?: any;
@@ -28,9 +28,7 @@ export default class Media {
     private channel: Channel;
 
     constructor (
-            sessionId: number
-          , mediaSessionId: number
-          , private referenceId: string
+            private referenceId: string
           , private session: Session
           , private sendMessageCallback: SendMessageCallback) {
 
@@ -43,7 +41,7 @@ export default class Media {
 
                 const status = data.status[0];
 
-                const messageData = {
+                const messageData: UpdateMessageData = {
                     _lastCurrentTime: Date.now() / 1000
 
                   , currentTime: status.currentTime
@@ -51,7 +49,7 @@ export default class Media {
                   , playbackRate: status.playbackRate
                   , playerState: status.playerState
                   , repeatMode: status.repeatMode
-                } as UpdateMessageData;
+                };
 
                 if (status.volume) {
                     messageData._volumeLevel = status.volume.level;

app/src/bridge/index.ts

@@ -100,9 +100,7 @@ async function handleMessage (message: Message) {
                 if (parentSession) {
                     // Create Media
                     existingMedia.set(mediaId, new Media(
-                            message.data.sessionId
-                          , message.data.mediaSessionId
-                          , mediaId
+                            mediaId
                           , parentSession
                           , sendMessage));
                 }
@@ -271,7 +269,7 @@ function handleMediaServerMessage (message: Message) {
             mediaServer.on("close", () => {
                 sendMessage("mediaCast:/mediaServer/stopped");
             });
-            mediaServer.on("error", (a) => {
+            mediaServer.on("error", () => {
                 sendMessage("mediaCast:/mediaServer/error");
             });
 

app/src/transforms.ts

@@ -20,7 +20,7 @@ export class ResponseTransform extends Transform {
 
     public _transform (
             chunk: Message
-          , encoding: string
+          , _encoding: string
             // tslint:disable-next-line:ban-types
           , callback: Function) {
 
@@ -53,7 +53,7 @@ export class DecodeTransform extends Transform {
 
     public _transform (
             chunk: any
-          , encoding: string
+          , _encoding: string
             // tslint:disable-next-line:ban-types
           , callback: Function) {
 
@@ -113,7 +113,7 @@ export class EncodeTransform extends Transform {
 
     public _transform (
             chunk: any
-          , encoding: string
+          , _encoding: string
             // tslint:disable-next-line:ban-types
           , callback: Function) {