ART: Fix typo

Change-Id: Ie9a242240511adae9fcdbaae8d6b5be61fb5075b
diff --git a/runtime/java_vm_ext.cc b/runtime/java_vm_ext.cc
index 5d04fac..dcdbe9d 100644
--- a/runtime/java_vm_ext.cc
+++ b/runtime/java_vm_ext.cc
@@ -247,7 +247,7 @@
   }
 
  private:
-  AllocationTrackingSafeMap<std::string, SharedLibrary*, kAllocatorTagJNILibrarires> libraries_;
+  AllocationTrackingSafeMap<std::string, SharedLibrary*, kAllocatorTagJNILibraries> libraries_;
 };