title: File.listFiles crashes for invalid UTF-8 characters
body: <p>The App crashed while navigating files within directory. crash log as follows:</p>
  
  <pre><code>JNI DETECTED ERROR IN APPLICATION: input is not valid Modified UTF-8: illegal start byte 0xf6
  art/runtime/check_jni.cc:65]     string: 'Test Color.X7��37meaba'
  
  java.io.File.list(File.java:742)
  java.io.File.listFiles(File.java:784)
  </code></pre>