Add Abstract{ServiceName} class in compiled service class
diff --git a/compiler/src/testNano/golden/TestService.java.txt b/compiler/src/testNano/golden/TestService.java.txt
index 5c37877..3aacbf8 100644
--- a/compiler/src/testNano/golden/TestService.java.txt
+++ b/compiler/src/testNano/golden/TestService.java.txt
@@ -302,6 +302,12 @@
     }
   }
 
+  public static abstract class AbstractTestService implements TestService, io.grpc.stub.BindableService {
+    @Override public io.grpc.ServerServiceDefinition bindService() {
+      return TestServiceGrpc.bindService(this);
+    }
+  }
+
   private static final int METHODID_UNARY_CALL = 0;
   private static final int METHODID_STREAMING_OUTPUT_CALL = 1;
   private static final int METHODID_STREAMING_INPUT_CALL = 2;