Merge "Add testStartHomeOnAllDisplays back"

    /**

     * Tests that home activities can be started on the displays that supports system decorations.

     */

    // TODO (b/118206886): Will add it back once launcher's patch is merged into master.

    private void testStartHomeOnAllDisplays() {

    @Test

    public void testStartHomeOnAllDisplays() {

        // Create secondary displays.

        final TestActivityDisplay secondDisplay = spy(createNewActivityDisplay());

        mRootActivityContainer.addChild(secondDisplay, POSITION_TOP);