--- old/src/share/vm/runtime/simpleThresholdPolicy.hpp	2016-10-31 17:47:09.000000000 -0700
+++ new/src/share/vm/runtime/simpleThresholdPolicy.hpp	2016-10-31 17:47:09.000000000 -0700
@@ -30,6 +30,8 @@
 #include "runtime/compilationPolicy.hpp"
 #include "utilities/globalDefinitions.hpp"
 
+#ifdef TIERED
+
 class CompileTask;
 class CompileQueue;
 
@@ -118,4 +120,6 @@
   }
 };
 
+#endif // TIERED
+
 #endif // SHARE_VM_RUNTIME_SIMPLETHRESHOLDPOLICY_HPP