Replace deprecated Android java test annotations

content/public/android/javatests/src/org/chromium/content/browser/MediaSessionTest.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.content.browser;
 
 import android.content.Context;
 import android.media.AudioManager;
-import android.test.suitebuilder.annotation.MediumTest;
-import android.test.suitebuilder.annotation.SmallTest;
+import android.support.test.filters.MediumTest;
+import android.support.test.filters.SmallTest;
 
 import org.chromium.base.test.util.CommandLineFlags;
 import org.chromium.base.test.util.DisabledTest;
 import org.chromium.base.test.util.Feature;
 import org.chromium.base.test.util.Restriction;
 import org.chromium.base.test.util.RetryOnFailure;
 import org.chromium.content.browser.test.util.Criteria;
 import org.chromium.content.browser.test.util.CriteriaHelper;
 import org.chromium.content.browser.test.util.DOMUtils;
 import org.chromium.content.common.ContentSwitches;
@@ skipping 355 matching lines @@
 
         DOMUtils.waitForMediaPauseBeforeEnd(getWebContents(), LONG_AUDIO);
         DOMUtils.waitForMediaPauseBeforeEnd(getWebContents(), LONG_VIDEO);
 
         mAudioFocusChangeListener.abandonAudioFocus();
 
         DOMUtils.waitForMediaPlay(getWebContents(), LONG_AUDIO);
         DOMUtils.waitForMediaPlay(getWebContents(), LONG_VIDEO);
     }
 }