New static flags system

src/scopes.cc

 // Copyright 2006-2008 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 808 matching lines @@
   if (MustAllocate(var) && var->rewrite_ == NULL) {
     if (MustAllocateInContext(var)) {
       AllocateHeapSlot(var);
     } else {
       AllocateStackSlot(var);
     }
   }
 }
 
 
-DECLARE_bool(usage_computation);
-
 void Scope::AllocateNonParameterLocals() {
   // Each variable occurs exactly once in the locals_ list; all
   // variables that have no rewrite yet are non-parameter locals.
 
   // Sort them according to use such that the locals with more uses
   // get allocated first.
   if (FLAG_usage_computation) {
     // This is currently not implemented.
   }
 
@@ skipping 47 matching lines @@
   if (num_heap_slots_ == Context::MIN_CONTEXT_SLOTS &&
       !must_have_local_context) {
     num_heap_slots_ = 0;
   }
 
   // Allocation done.
   ASSERT(num_heap_slots_ == 0 || num_heap_slots_ >= Context::MIN_CONTEXT_SLOTS);
 }
 
 } }  // namespace v8::internal