[Isolates] Add isolate parameter to handle constructor.

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 22 matching lines @@
 #include "apiutils.h"
 #include "handles.h"
 #include "isolate.h"
 
 namespace v8 {
 namespace internal {
 
 template<class T>
 Handle<T>::Handle(T* obj) {
   ASSERT(!obj->IsFailure());
-  location_ = HandleScope::CreateHandle(obj);
+  location_ = HandleScope::CreateHandle(obj, Isolate::Current());
 }
 
 
+template<class T>
+Handle<T>::Handle(T* obj, Isolate* isolate) {
+  ASSERT(!obj->IsFailure());
+  location_ = HandleScope::CreateHandle(obj, isolate);
+}
+
+
 template <class T>
 inline T* Handle<T>::operator*() const {
   ASSERT(location_ != NULL);
   ASSERT(reinterpret_cast<Address>(*location_) != kHandleZapValue);
   return *BitCast<T**>(location_);
 }
 
 
 HandleScope::HandleScope()
     : previous_(*Isolate::Current()->handle_scope_data()) {
   Isolate::Current()->handle_scope_data()->extensions = 0;
 }
 
 
 template <typename T>
-T** HandleScope::CreateHandle(T* value) {
+T** HandleScope::CreateHandle(T* value, Isolate* isolate) {
+  ASSERT(isolate == Isolate::Current());
   v8::ImplementationUtilities::HandleScopeData* current =
-      Isolate::Current()->handle_scope_data();
+      isolate->handle_scope_data();
 
   internal::Object** cur = current->next;
   if (cur == current->limit) cur = Extend();
   // Update the current next field, set the value in the created
   // handle, and return the result.
   ASSERT(cur < current->limit);
   current->next = cur + 1;
 
   T** result = reinterpret_cast<T**>(cur);
   *result = value;
@@ skipping 41 matching lines @@
   // Restore state in current handle scope to re-enable handle
   // allocations.
   Isolate::Current()->handle_scope_data()->extensions = extensions_;
 }
 #endif
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_HANDLES_INL_H_