Don't remove constructor with super call

src/main/java/jadx/dex/visitors/ClassModifier.java

@@ -36,6 +36,7 @@ public class ClassModifier extends AbstractVisitor {
 					&& mth.getArguments(false).isEmpty()) {
 				List<BlockNode> bb = mth.getBasicBlocks();
 				if (bb.isEmpty() || (bb.size() == 1 && bb.get(0).getInstructions().isEmpty())) {
+					if (mth.getSuperCall() == null)
 						it.remove();
 				}
 			}

src/samples/java/jadx/samples/TestInner.java

@@ -5,6 +5,11 @@ public class TestInner extends AbstractTest {
 	public static int count = -2;
 
 	public static class MyThread extends Thread {
+
+		public MyThread(String name) {
+			super(name);
+		}
+
 		@Override
 		public void run() {
 			count++;
@@ -12,7 +17,7 @@ public class TestInner extends AbstractTest {
 		}
 	}
 
-	public static class MyInceptionThread extends Thread {
+	public static class MyInceptionThread extends MyThread {
 
 		public static class MyThread2 extends Thread {
 			@Override
@@ -21,6 +26,10 @@ public class TestInner extends AbstractTest {
 			}
 		}
 
+		public MyInceptionThread() {
+			super("MyInceptionThread");
+		}
+
 		@Override
 		public void run() {
 			MyThread2 thr = new MyThread2();
@@ -62,7 +71,7 @@ public class TestInner extends AbstractTest {
 		};
 		myRunnable.run();
 
-		MyThread thread = new TestInner.MyThread();
+		MyThread thread = new TestInner.MyThread("my thread");
 		thread.start();
 
 		MyInceptionThread thread2 = new TestInner.MyInceptionThread();