Replace deprecated Android java test annotations

chrome/android/javatests/src/org/chromium/chrome/browser/webapps/AddToHomescreenManagerTest.java

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chrome.browser.webapps;
 
 import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 import android.graphics.Bitmap;
-import android.test.suitebuilder.annotation.SmallTest;
+import android.support.test.filters.SmallTest;
 
 import org.chromium.base.ThreadUtils;
 import org.chromium.base.test.util.CommandLineFlags;
 import org.chromium.base.test.util.Feature;
 import org.chromium.base.test.util.Restriction;
 import org.chromium.base.test.util.RetryOnFailure;
 import org.chromium.base.test.util.UrlUtils;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.ChromeActivity;
 import org.chromium.chrome.browser.ShortcutHelper;
@@ skipping 315 matching lines @@
             public Integer call() {
                 return getActivity().getTabModelSelector().getModel(false).getCount();
             }
         }));
 
         TabModel tabModel = getActivity().getTabModelSelector().getModel(false);
         assertEquals(0, tabModel.indexOf(mTab));
         return getActivity().getTabModelSelector().getModel(false).getTabAt(1);
     }
 }