Auto convert content shell tests to JUnit4

content/public/android/javatests/src/org/chromium/content/browser/picker/DateTimePickerDialogTest.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.picker;
 
+import android.support.test.InstrumentationRegistry;
 import android.support.test.filters.SmallTest;
-import android.test.InstrumentationTestCase;
 import android.widget.TimePicker;
 
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import org.chromium.base.test.BaseJUnit4ClassRunner;
+
 /**
  * Tests for DateTimePickerDialog.
  */
-public class DateTimePickerDialogTest extends InstrumentationTestCase {
+@RunWith(BaseJUnit4ClassRunner.class)
+public class DateTimePickerDialogTest {
     //TODO(tkent): fix deprecation warnings crbug.com/537037
+    @Test
     @SuppressWarnings("deprecation")
     @SmallTest
     public void testOnTimeChanged() {
         int september = 8;
-        TimePicker picker = new TimePicker(getInstrumentation().getContext());
+        TimePicker picker =
+                new TimePicker(InstrumentationRegistry.getInstrumentation().getContext());
         // 2015-09-16 00:00 UTC
         long min = 1442361600000L;
         // 2015-09-17 00:00 UTC
         long max = 1442448000000L;
 
         // Test a value near to the minimum.
         picker.setCurrentHour(1);
         picker.setCurrentMinute(30);
         DateTimePickerDialog.onTimeChangedInternal(2015, september, 16, picker, min, max);
-        assertEquals(1, picker.getCurrentHour().intValue());
-        assertEquals(30, picker.getCurrentMinute().intValue());
+        Assert.assertEquals(1, picker.getCurrentHour().intValue());
+        Assert.assertEquals(30, picker.getCurrentMinute().intValue());
 
         // Test a value near to the maximum.
         picker.setCurrentHour(22);
         picker.setCurrentMinute(56);
         DateTimePickerDialog.onTimeChangedInternal(2015, september, 16, picker, min, max);
-        assertEquals(22, picker.getCurrentHour().intValue());
-        assertEquals(56, picker.getCurrentMinute().intValue());
+        Assert.assertEquals(22, picker.getCurrentHour().intValue());
+        Assert.assertEquals(56, picker.getCurrentMinute().intValue());
 
         // Clamping.
         picker.setCurrentHour(23);
         picker.setCurrentMinute(56);
         // 2015-09-16 23:30 UTC
         max = 1442446200000L;
         DateTimePickerDialog.onTimeChangedInternal(2015, september, 16, picker, min, max);
-        assertEquals(23, picker.getCurrentHour().intValue());
-        assertEquals(30, picker.getCurrentMinute().intValue());
+        Assert.assertEquals(23, picker.getCurrentHour().intValue());
+        Assert.assertEquals(30, picker.getCurrentMinute().intValue());
     }
 }