[TIMOB-11771] Wrap getJSCode() inside a function that returns a primitive
[TIMOB-11771] Define hasResult() and add annotation
[TIMOB-11771] Update env for @JavascriptInterface annotation
[TIMOB-11771] Cleanup
[TIMOB-11771] Address comment
[TIMOB-11771] Address comments
Merge pull request #3932 from vishalduggal/timob-11771

[TIMOB-11771] Android: WebView crashes with basic HTML on emulator