Add some more DISALLOW_COPY_AND_ASSIGN

May help prevent bugs maybe.

Change-Id: Ie73d469dfcd078492ecb3aa28682b42707221202
diff --git a/runtime/jit/jit_code_cache.h b/runtime/jit/jit_code_cache.h
index da891fe..8b76647 100644
--- a/runtime/jit/jit_code_cache.h
+++ b/runtime/jit/jit_code_cache.h
@@ -130,7 +130,7 @@
   // required since we have to implement ClassLinker::GetQuickOatCodeFor for walking stacks.
   SafeMap<mirror::ArtMethod*, const void*> method_code_map_ GUARDED_BY(lock_);
 
-  DISALLOW_COPY_AND_ASSIGN(JitCodeCache);
+  DISALLOW_IMPLICIT_CONSTRUCTORS(JitCodeCache);
 };