Merge "Maybe avoid NPE in tear down" into main

import com.android.wm.shell.taskview.TaskViewTransitions;

import com.android.wm.shell.transition.Transitions;

import kotlin.Lazy;

import org.junit.After;

import org.junit.Before;

import org.junit.Test;

import org.mockito.MockitoAnnotations;

import org.mockito.stubbing.Answer;

import platform.test.runner.parameterized.ParameterizedAndroidJunit4;

import platform.test.runner.parameterized.Parameters;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.Collections;

import java.util.Optional;

import java.util.concurrent.Executor;

import kotlin.Lazy;

import platform.test.runner.parameterized.ParameterizedAndroidJunit4;

import platform.test.runner.parameterized.Parameters;

@SmallTest

@RunWith(ParameterizedAndroidJunit4.class)

@TestableLooper.RunWithLooper(setAsMainLooper = true)

    @After

    public void tearDown() throws Exception {

        if (mBubbleData != null) {

            ArrayList<Bubble> bubbles = new ArrayList<>(mBubbleData.getBubbles());

            for (int i = 0; i < bubbles.size(); i++) {

                mBubbleController.removeBubble(bubbles.get(i).getKey(),

                        Bubbles.DISMISS_NO_LONGER_BUBBLE);

            }

        }

        mTestableLooper.processAllMessages();

        // check that no animations are running before finishing the test to make sure that the