Add just enough state changes from EXTERNAL (outside V8) to OTHER...

src/heap.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 2846 matching lines @@
   map_space_->Shrink();
   old_pointer_space_->Shrink();
   old_data_space_->Shrink();
   code_space_->Shrink();
 }
 
 
 #ifdef ENABLE_HEAP_PROTECTION
 
 void Heap::Protect() {
-  new_space_.Protect();
-  map_space_->Protect();
-  old_pointer_space_->Protect();
-  old_data_space_->Protect();
-  code_space_->Protect();
-  lo_space_->Protect();
+  if (HasBeenSetup()) {
+    new_space_.Protect();
+    map_space_->Protect();
+    old_pointer_space_->Protect();
+    old_data_space_->Protect();
+    code_space_->Protect();
+    lo_space_->Protect();
+  }
 }
 
 
 void Heap::Unprotect() {
-  new_space_.Unprotect();
-  map_space_->Unprotect();
-  old_pointer_space_->Unprotect();
-  old_data_space_->Unprotect();
-  code_space_->Unprotect();
-  lo_space_->Unprotect();
+  if (HasBeenSetup()) {
+    new_space_.Unprotect();
+    map_space_->Unprotect();
+    old_pointer_space_->Unprotect();
+    old_data_space_->Unprotect();
+    code_space_->Unprotect();
+    lo_space_->Unprotect();
+  }
 }
 
 #endif
 
 
 #ifdef DEBUG
 
 class PrintHandleVisitor: public ObjectVisitor {
  public:
   void VisitPointers(Object** start, Object** end) {
@@ skipping 457 matching lines @@
 #ifdef DEBUG
 bool Heap::GarbageCollectionGreedyCheck() {
   ASSERT(FLAG_gc_greedy);
   if (Bootstrapper::IsActive()) return true;
   if (disallow_allocation_failure()) return true;
   return CollectGarbage(0, NEW_SPACE);
 }
 #endif
 
 } }  // namespace v8::internal