Revert "third_party/protobuf: Update to HEAD (83d681ee2c)"

third_party/protobuf/java/core/src/test/java/com/google/protobuf/LazyFieldTest.java

 // Protocol Buffers - Google's data interchange format
 // Copyright 2008 Google Inc.  All rights reserved.
 // https://developers.google.com/protocol-buffers/
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 // notice, this list of conditions and the following disclaimer.
@@ skipping 14 matching lines @@
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 package com.google.protobuf;
 
 import protobuf_unittest.UnittestProto.TestAllExtensions;
 import protobuf_unittest.UnittestProto.TestAllTypes;
+
+import junit.framework.TestCase;
+
 import java.io.IOException;
-import junit.framework.TestCase;
 
 /**
  * Unit test for {@link LazyField}.
  *
  * @author xiangl@google.com (Xiang Li)
  */
 public class LazyFieldTest extends TestCase {
   public void testHashCode() {
     MessageLite message = TestUtil.getAllSet();
     LazyField lazyField =
@@ skipping 64 matching lines @@
     builder.addRepeatedBool(true);
     MessageLite newMessage = builder.build();
     lazyField.setValue(newMessage);
   }
 
   private void assertNotEqual(Object unexpected, Object actual) {
     assertFalse(unexpected == actual
         || (unexpected != null && unexpected.equals(actual)));
   }
 }