Android: Remove GetApplicationContext part 4

chrome/android/javatests/src/org/chromium/chrome/browser/VideoFullscreenOrientationLockChromeTest.java

 // Copyright 2017 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;
 
 import android.content.Intent;
 import android.content.pm.ActivityInfo;
 import android.net.Uri;
 import android.support.test.InstrumentationRegistry;
@@ skipping 99 matching lines @@
     @Before
     public void setUp() throws InterruptedException {
         mActivityTestRule.startMainActivityWithURL(UrlUtils.getIsolatedTestFileUrl(TEST_URL));
     }
 
     @Test
     @MediumTest
     @Feature({"VideoFullscreenOrientationLock"})
     @RetryOnFailure // The final waitForContentsFullscreenState(false) is flaky - crbug.com/711005.
     public void testUnlockWithDownloadViewerActivity() throws Exception {
-        if (DeviceFormFactor.isTablet(InstrumentationRegistry.getInstrumentation().getContext())) {
+        if (DeviceFormFactor.isTablet()) {
             return;
         }
 
         // Start playback to guarantee it's properly loaded.
         Assert.assertTrue(DOMUtils.isMediaPaused(getWebContents(), VIDEO_ID));
         DOMUtils.playMedia(getWebContents(), VIDEO_ID);
         DOMUtils.waitForMediaPlay(getWebContents(), VIDEO_ID);
 
         // Trigger requestFullscreen() via a click on a button.
         Assert.assertTrue(DOMUtils.clickNode(
@@ skipping 10 matching lines @@
                 DownloadUtils.getMediaViewerIntentForDownloadItem(fileUri, fileUri, mimeType);
         IntentHandler.startActivityForTrustedIntent(intent);
         waitUntilUnlocked();
 
         // Sometimes the web page doesn't transition out of fullscreen until we exit the download
         // activity and return to the web page.
         InstrumentationRegistry.getInstrumentation().sendKeyDownUpSync(KeyEvent.KEYCODE_BACK);
         waitForContentsFullscreenState(false);
     }
 }