--- old/src/hotspot/share/code/compiledMethod.hpp	2019-05-01 22:49:21.122681936 -0700
+++ new/src/hotspot/share/code/compiledMethod.hpp	2019-05-01 22:49:20.846671896 -0700
@@ -225,7 +225,6 @@
 
   virtual bool  is_in_use() const = 0;
   virtual int   comp_level() const = 0;
-  virtual bool  is_c1() const { return false; }
   virtual int   compile_id() const = 0;
 
   virtual address verified_entry_point() const = 0;