Update AppGridViewTest to sdk 26

import static com.google.common.truth.Truth.assertThat;

import static org.mockito.Mockito.doReturn;

import static org.mockito.Mockito.spy;

import static org.mockito.Mockito.when;

import android.content.Context;

import android.content.pm.ActivityInfo;

import android.content.pm.ApplicationInfo;

import android.content.pm.PackageManager;

import android.content.pm.ResolveInfo;

import android.graphics.drawable.Drawable;

import android.util.IconDrawableFactory;

import com.android.settings.TestConfig;

import org.robolectric.annotation.Config;

@RunWith(SettingsRobolectricTestRunner.class)

@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)

@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION_O)

public class AppGridViewTest {

    @Mock

    private ResolveInfo mInfo;

    @Mock

    private ActivityInfo mActivityInfo;

    @Mock

    private ApplicationInfo mApplicationInfo;

    @Mock

    private Drawable mIcon;

    @Mock

    private PackageManager mPackageManager;

    private Context mContext;

    private IconDrawableFactory mIconFactory;

    public void setUp() {

        MockitoAnnotations.initMocks(this);

        mInfo.activityInfo = mActivityInfo;

        mContext = RuntimeEnvironment.application;

        mInfo.activityInfo.applicationInfo = mApplicationInfo;

        mContext = spy(RuntimeEnvironment.application);

        doReturn(mPackageManager).when(mContext).getPackageManager();

        mIconFactory = IconDrawableFactory.newInstance(mContext);

    }

    @Test

    public void appEntry_shouldLoadIcon() {

        when(mPackageManager.loadUnbadgedItemIcon(mActivityInfo, mApplicationInfo)).thenReturn(

                mIcon);

        final AppGridView.ActivityEntry activityEntry = new AppGridView.ActivityEntry(

                mInfo, "label", mIconFactory);