public void startActivityForResult(Intent intent, int requestCode) {
  if(this.mActivity == null) {
    throw new IllegalStateException("Fragment " + this + " not attached to Activity");
  } else {
    this.mActivity.startActivityFromFragment(this, intent, requestCode);
  }
}

public void startActivityFromFragment(Fragment fragment, Intent intent, int requestCode) {
  if(requestCode == -1) {
    super.startActivityForResult(intent, -1);
  } else if((requestCode & -65536) != 0) {
    throw new IllegalArgumentException("Can only use lower 16 bits for requestCode");
  } else {
    super.startActivityForResult(intent, (fragment.mIndex + 1 << 16) + (requestCode & '\uffff'));
  }
}

protected void onActivityResult(int requestCode, int resultCode, Intent data) {
  this.mFragments.noteStateNotSaved();
  int index = requestCode >> 16;
  if(index != 0) {
    --index;
    if(this.mFragments.mActive != null && index >= 0 && index < this.mFragments.mActive.size()) {
      Fragment frag = (Fragment)this.mFragments.mActive.get(index);
      if(frag == null) {
        Log.w("FragmentActivity", "Activity result no fragment exists for index: 0x" + Integer.toHexString(requestCode));
      } else {
        frag.onActivityResult(requestCode & '\uffff', resultCode, data);
      }

    } else {
      Log.w("FragmentActivity", "Activity result fragment index out of range: 0x" + Integer.toHexString(requestCode));
    }
  } else {
    super.onActivityResult(requestCode, resultCode, data);
  }
}

public class ForResultNestedCompatFragment extends Fragment {
  private ForResultNestedCompatFragment forResultChildFragment;

  @Override
  public void startActivityForResult(Intent intent, int requestCode) {
    Fragment parentFragment = getParentFragment();
    if (parentFragment != null && parentFragment instanceof ForResultNestedCompatFragment) {
      ((ForResultNestedCompatFragment) parentFragment).startActivityForResultFromChildFragment(intent, requestCode, this);
    } else {
      forResultChildFragment = null;
      super.startActivityForResult(intent, requestCode);
    }
  }

  private void startActivityForResultFromChildFragment(Intent intent, int requestCode, ForResultNestedCompatFragment childFragment) {
    forResultChildFragment = childFragment;

    Fragment parentFragment = getParentFragment();
    if (parentFragment != null && parentFragment instanceof ForResultNestedCompatFragment) {
      ((ForResultNestedCompatFragment) parentFragment).startActivityForResultFromChildFragment(intent, requestCode, this);
    } else {
      super.startActivityForResult(intent, requestCode);
    }
  }

  @Override
  public final void onActivityResult(int requestCode, int resultCode, Intent data) {
    if (forResultChildFragment != null) {
      forResultChildFragment.onActivityResult(requestCode, resultCode, data);
      forResultChildFragment = null;
    } else {
      onActivityResultNestedCompat(requestCode, resultCode, data);
    }
  }

  public void onActivityResultNestedCompat(int requestCode, int resultCode, Intent data) {

  }
}