@Override
            public void run() {
                BrowserActionsFallbackMenuUi menuUi =
                        new BrowserActionsFallbackMenuUi(mContext, Uri.parse(TEST_URL), mMenuItems);
                menuUi.setMenuUiListener(listener);
                menuUi.displayMenu();
            }
Test whether {@link BrowserActionsFallbackMenuUi} is inflated correctly.
customtabs/tests/src/android/support/customtabs/browseractions/BrowserActionsFallbackMenuUiTest.java