### Website or app

https://codesandbox.io/s/react-playground-forked-j4niq

### Repro steps

Emoji seem supported but produce strange symbole

![image](https://user-images.githubusercontent.com/24865815/133793744-55a55582-90ad-425f-8a40-4c061a3c1d80.png)

To test emoji on Window Os, use `[win]+[.]` 🟩


### How often does this bug happen?

Every time

### DevTools package (automated)

_No response_

### DevTools version (automated)

_No response_

### Error message (automated)

_No response_

### Error call stack (automated)

_No response_

### Error component stack (automated)

_No response_

### GitHub query string (automated)

_No response_
}
  cachedDisplayNames.set(type, displayName);
  return displayName;
}
let uidCounter: number = 0;
export function getUID(): number {
  return ++uidCounter;
}
export function utfDecodeString(array: Array<number>): string {
  
  
  
  
  let string = '';
  for (let i = 0; i < array.length; i++) {
    const char = array[i];
    string += String.fromCodePoint(char);
  }
  return string;
}
export function utfEncodeString(string: string): Array<number> {
  const cached = encodedStringCache.get(string);
  if (cached !== undefined) {
    return cached;
  }
  const encoded = new Array(string.length);
  for (let i = 0; i < string.length; i++) {
    encoded[i] = string.codePointAt(i);
  }
  encodedStringCache.set(string, encoded);