Unable to catch error thrown from fetch with invalid url. Instead I get a message about "unexpected url".

• Provide a minimal code snippet / rnplay example that reproduces the bug.

try {
   fetch("aaa");
} catch (ex) { }

• Provide screenshots where appropriate
  
• What's the version of React Native you're using?
  0.24.1
• Does this occur on iOS, Android or both?
  Android
• Are you using Mac, Linux or Windows?
  OS X