--- old/src/hotspot/share/classfile/stringTable.hpp	2018-09-18 21:28:58.079706117 -0700
+++ new/src/hotspot/share/classfile/stringTable.hpp	2018-09-18 21:28:57.831696564 -0700
@@ -85,9 +85,9 @@
 
   StringTable();
 
-  static oop intern(Handle string_or_null_h, jchar* name, int len, TRAPS);
-  oop do_intern(Handle string_or_null, jchar* name, int len, uintx hash, TRAPS);
-  oop do_lookup(jchar* name, int len, uintx hash);
+  static oop intern(Handle string_or_null_h, const jchar* name, int len, TRAPS);
+  oop do_intern(Handle string_or_null, const jchar* name, int len, uintx hash, TRAPS);
+  oop do_lookup(const jchar* name, int len, uintx hash);
 
   void concurrent_work(JavaThread* jt);
   void print_table_statistics(outputStream* st, const char* table_name);
@@ -148,7 +148,7 @@
 
   // Probing
   static oop lookup(Symbol* symbol);
-  static oop lookup(jchar* chars, int length);
+  static oop lookup(const jchar* chars, int length);
 
   // Interning
   static oop intern(Symbol* symbol, TRAPS);
@@ -162,7 +162,7 @@
 
   // Sharing
  private:
-  oop lookup_shared(jchar* name, int len, unsigned int hash) NOT_CDS_JAVA_HEAP_RETURN_(NULL);
+  oop lookup_shared(const jchar* name, int len, unsigned int hash) NOT_CDS_JAVA_HEAP_RETURN_(NULL);
   static void copy_shared_string_table(CompactStringTableWriter* ch_table) NOT_CDS_JAVA_HEAP_RETURN;
  public:
   static oop create_archived_string(oop s, Thread* THREAD) NOT_CDS_JAVA_HEAP_RETURN_(NULL);