Flushing of code from functions that we expect not to use again....

src/compilation-cache.h

 // Copyright 2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 61 matching lines @@
 
   // Associate the (source, flags) pair to the given regexp data.
   // This may overwrite an existing mapping.
   static void PutRegExp(Handle<String> source,
                         JSRegExp::Flags flags,
                         Handle<FixedArray> data);
 
   // Clear the cache - also used to initialize the cache at startup.
   static void Clear();
 
+
+  static bool HasFunction(SharedFunctionInfo* function_info);
+
   // GC support.
   static void Iterate(ObjectVisitor* v);
 
   // Notify the cache that a mark-sweep garbage collection is about to
   // take place. This is used to retire entries from the cache to
   // avoid keeping them alive too long without using them.
   static void MarkCompactPrologue();
 
   // Enable/disable compilation cache. Used by debugger to disable compilation
   // cache during debugging to make sure new scripts are always compiled.
   static void Enable();
   static void Disable();
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_COMPILATION_CACHE_H_