Fix building without debugger suport.

src/heap.cc

 // Copyright 2009 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 2231 matching lines @@
   ThreadManager::IterateArchivedThreads(&threadvisitor);
   if (threadvisitor.FoundCode()) return;
 
   HandleScope scope;
   // Compute the lazy compilable version of the code.
   function_info->set_code(*ComputeLazyCompile(function_info->length()));
 }
 
 
 void Heap::FlushCode() {
+#ifdef ENABLE_DEBUGGER_SUPPORT
   // Do not flush code if the debugger is loaded or there are breakpoints.
   if (Debug::IsLoaded() || Debug::has_break_points()) return;
+#endif
   HeapObjectIterator it(old_pointer_space());
   for (HeapObject* obj = it.next(); obj != NULL; obj = it.next()) {
     if (obj->IsJSFunction()) {
       JSFunction* jsfunction = JSFunction::cast(obj);
 
       // The function must have a valid context and not be a builtin.
       if (jsfunction->unchecked_context()->IsContext() &&
           !jsfunction->IsBuiltin()) {
         FlushCodeForFunction(jsfunction->shared());
       }
@@ skipping 2472 matching lines @@
 void ExternalStringTable::TearDown() {
   new_space_strings_.Free();
   old_space_strings_.Free();
 }
 
 
 List<Object*> ExternalStringTable::new_space_strings_;
 List<Object*> ExternalStringTable::old_space_strings_;
 
 } }  // namespace v8::internal