fix: Correct syntax errors in PCM processor

gemini/multimodal-live-api/websocket-demo-app/frontend/pcm-processor.js

@@ -1,40 +1,34 @@
-class PCMProcessor extends AudioWorkletProcessor {
-    constructor() {
-        super();
-        this.buffer = new Float32Array();
-
 /**
  * @class PCMProcessor
  * @extends AudioWorkletProcessor
- * @description Processes PCM audio data.
+ * @description Processes PCM audio data in a Web Audio API context
  */
-        this.port.onmessage = (e) => {
-            const newData = e.data;
-            const newBuffer = new Float32Array(this.buffer.length + newData.length);
-            newBuffer.set(this.buffer);
-            newBuffer.set(newData, this.buffer.length);
-            this.buffer = newBuffer;
-        };
-            const newData = e.data;
-            const newBuffer = new Float32Array(this.buffer.length + newData.length);
-            newBuffer.set(this.buffer);
-            newBuffer.set(newData, this.buffer.length);
-            this.buffer = newBuffer;
-        };
-    }
+class PCMProcessor extends AudioWorkletProcessor {
+  constructor() {
+    super();
+    this.buffer = new Float32Array();
 
-    process(inputs, outputs, parameters) {
-        const output = outputs[0];
-        const channelData = output[0];
+    this.port.onmessage = (e) => {
+      const newData = e.data;
+      const newBuffer = new Float32Array(this.buffer.length + newData.length);
+      newBuffer.set(this.buffer);
+      newBuffer.set(newData, this.buffer.length);
+      this.buffer = newBuffer;
+    };
+  }
 
-        if (this.buffer.length >= channelData.length) {
-            channelData.set(this.buffer.slice(0, channelData.length));
-            this.buffer = this.buffer.slice(channelData.length);
-            return true;
-        }
+  process(inputs, outputs, parameters) {
+    const output = outputs[0];
+    const channelData = output[0];
 
-        return true;
+    if (this.buffer.length >= channelData.length) {
+      channelData.set(this.buffer.slice(0, channelData.length));
+      this.buffer = this.buffer.slice(channelData.length);
+      return true;
     }
+
+    return true;
+  }
 }
 
-registerProcessor('pcm-processor', PCMProcessor);
+registerProcessor("pcm-processor", PCMProcessor);