Add some more DISALLOW_COPY_AND_ASSIGN

May help prevent bugs maybe.

Change-Id: Ie73d469dfcd078492ecb3aa28682b42707221202
diff --git a/runtime/gc/collector/mark_sweep.h b/runtime/gc/collector/mark_sweep.h
index fad3403..7e1af7b 100644
--- a/runtime/gc/collector/mark_sweep.h
+++ b/runtime/gc/collector/mark_sweep.h
@@ -336,7 +336,7 @@
   friend class VerifyRootMarkedVisitor;
   friend class VerifyRootVisitor;
 
-  DISALLOW_COPY_AND_ASSIGN(MarkSweep);
+  DISALLOW_IMPLICIT_CONSTRUCTORS(MarkSweep);
 };
 
 }  // namespace collector