### 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_
data.hooks = indices;
            data.didHooksChange = indices !== null && indices.length > 0;
          } else {
            data.didHooksChange = didHooksChange(
              prevFiber.memoizedState,
              nextFiber.memoizedState,
            );
          }
          return data;
        }
      default:
        return null;
    }
  }
  function updateContextsForFiber(fiber: Fiber) {
    switch (getElementTypeForFiber(fiber)) {
      case ElementTypeFunction:
      case ElementTypeClass:
        if (idToContextsMap !== null) {
          const id = getFiberIDThrows(fiber);
          const contexts = getContextsForFiber(fiber);
          if (contexts !== null) {
            idToContextsMap.set(id, contexts);
          }
        }
        break;
      default:
        break;
    }
  }