Add some more DISALLOW_COPY_AND_ASSIGN

May help prevent bugs maybe.

Change-Id: Ie73d469dfcd078492ecb3aa28682b42707221202
diff --git a/runtime/gc/collector/sticky_mark_sweep.h b/runtime/gc/collector/sticky_mark_sweep.h
index 4f9dabf..b9ef137 100644
--- a/runtime/gc/collector/sticky_mark_sweep.h
+++ b/runtime/gc/collector/sticky_mark_sweep.h
@@ -47,7 +47,7 @@
       EXCLUSIVE_LOCKS_REQUIRED(Locks::heap_bitmap_lock_);
 
  private:
-  DISALLOW_COPY_AND_ASSIGN(StickyMarkSweep);
+  DISALLOW_IMPLICIT_CONSTRUCTORS(StickyMarkSweep);
 };
 
 }  // namespace collector