Make the Isolate parameter mandatory for internal HandleScopes.

src/handles-inl.h

 // 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 58 matching lines @@
 
 template <typename T>
 inline T** Handle<T>::location() const {
   ASSERT(location_ == NULL ||
          reinterpret_cast<Address>(*location_) != kZapValue);
   SLOW_ASSERT(ISOLATE->allow_handle_deref());
   return location_;
 }
 
 
-HandleScope::HandleScope() {
-  Isolate* isolate = Isolate::Current();
-  v8::ImplementationUtilities::HandleScopeData* current =
-      isolate->handle_scope_data();
-  isolate_ = isolate;
-  prev_next_ = current->next;
-  prev_limit_ = current->limit;
-  current->level++;
-}
-
-
 HandleScope::HandleScope(Isolate* isolate) {
   ASSERT(isolate == Isolate::Current());
   v8::ImplementationUtilities::HandleScopeData* current =
       isolate->handle_scope_data();
   isolate_ = isolate;
   prev_next_ = current->next;
   prev_limit_ = current->limit;
   current->level++;
 }
 
@@ skipping 115 matching lines @@
 AllowHandleDereference::~AllowHandleDereference() {
   if (FLAG_parallel_recompilation) return;
   Isolate::Current()->set_allow_handle_deref(old_state_);
 }
 #endif
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_HANDLES_INL_H_