Replace deprecated Android java test annotations

chrome/android/javatests/src/org/chromium/chrome/browser/download/DownloadManagerServiceTest.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.download;
 
 import android.app.DownloadManager;
 import android.content.Context;
 
 import android.os.Handler;
 import android.os.HandlerThread;
-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 android.util.Log;
 import android.util.Pair;
 
 import org.chromium.base.ContextUtils;
 import org.chromium.base.ThreadUtils;
 import org.chromium.base.metrics.RecordHistogram;
 import org.chromium.base.test.util.AdvancedMockContext;
 import org.chromium.base.test.util.Feature;
 import org.chromium.base.test.util.RetryOnFailure;
 import org.chromium.base.test.util.UrlUtils;
@@ skipping 625 matching lines @@
                         .setHasUserGesture(false)
                         .build()));
         assertFalse(
                 DownloadManagerService.shouldOpenAfterDownload(new DownloadInfo.Builder()
                         .setContentDisposition("filename=test.pdf")
                         .setMimeType("application/pdf")
                         .setHasUserGesture(false)
                         .build()));
     }
 }