Remove finalizer in CloseableReference

Reviewed By: wizh

Differential Revision: D31483412

fbshipit-source-id: 47a1d9f5019e98462526b6d1708274782ef7a025

fbcore/src/main/java/com/facebook/common/references/CloseableReference.java

@@ -369,23 +369,4 @@ public static void closeSafely(@Nullable Iterable<? extends CloseableReference<?
  }
  }
  }
-
- @Override
- protected void finalize() throws Throwable {
- try {
- // We put synchronized here so that lint doesn't warn about accessing mIsClosed, which is
- // guarded by this. Lint isn't aware of finalize semantics.
- synchronized (this) {
- if (mIsClosed) {
- return;
- }
- }
-
- mLeakHandler.reportLeak((SharedReference<Object>) mSharedReference, mStacktrace);
-
- close();
- } finally {
- super.finalize();
- }
- }
 }