Revert^4 "Add extension and agent for dumping internal jvmti plugin data."

This reverts commit a55e8b5c9827cc4dc4e7f7c7ee07ef1fdafc35e0.

Reason for revert: Fixed underlying issue causing libjdwp test
                   failure.
Test: ./test.py --host

Change-Id: Ibe831884192db42eb54b25364d31fa21f11fab26
diff --git a/openjdkjvmti/ti_dump.h b/openjdkjvmti/ti_dump.h
index 323bf56..c382b36 100644
--- a/openjdkjvmti/ti_dump.h
+++ b/openjdkjvmti/ti_dump.h
@@ -43,6 +43,8 @@
  public:
   static void Register(EventHandler* event_handler);
   static void Unregister();
+
+  static jvmtiError DumpInternalState(jvmtiEnv* jvmti, char** data);
 };
 
 }  // namespace openjdkjvmti