Fix AutoFill Save window layout params.

import android.view.View;

import android.view.ViewGroup;

import android.view.WindowManager;

import android.view.WindowManager.LayoutParams;

import android.widget.Toast;

import com.android.internal.annotations.GuardedBy;

    //similar to a snackbar, but can be a bit custom since it is more than just text. This will

    //allow two buttons for saving or not saving the autofill for instance as well.

    private void showSnackbar(View snackBar) {

        WindowManager.LayoutParams params = new WindowManager.LayoutParams(

            WindowManager.LayoutParams.FILL_PARENT,

            WindowManager.LayoutParams.WRAP_CONTENT,

            WindowManager.LayoutParams.TYPE_SYSTEM_ALERT, // TODO(b/33197203) use TYPE_AUTO_FILL

            WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE

                | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_PAN,

            PixelFormat.TRANSLUCENT);

        params.gravity = Gravity.BOTTOM | Gravity.LEFT;

        final LayoutParams params = new LayoutParams();

        params.setTitle("AutoFill Save");

        params.type = LayoutParams.TYPE_PHONE; // TODO(b/33197203) use app window token

        params.flags =

                LayoutParams.FLAG_NOT_FOCUSABLE // don't receive input events,

                | LayoutParams.FLAG_ALT_FOCUSABLE_IM // resize for soft input

                | LayoutParams.FLAG_NOT_TOUCH_MODAL; // outside touches go to windows behind us

        params.softInputMode =

                LayoutParams.SOFT_INPUT_ADJUST_PAN; // pan with soft input

        params.gravity = Gravity.BOTTOM | Gravity.START;

        params.width = LayoutParams.MATCH_PARENT;

        params.height = LayoutParams.WRAP_CONTENT;

        UiThread.getHandler().runWithScissors(() -> {

            mSnackbar = snackBar;