Remove HandleScope default ctor.

src/api.cc

 // Copyright 2012 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 677 matching lines @@
 
 Local<Value> V8::GetEternal(Isolate* v8_isolate, int index) {
   i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate);
   return Utils::ToLocal(isolate->eternal_handles()->Get(index));
 }
 
 
 // --- H a n d l e s ---
 
 
-HandleScope::HandleScope() {
-  Initialize(reinterpret_cast<Isolate*>(i::Isolate::Current()));
-}
-
-
 HandleScope::HandleScope(Isolate* isolate) {
   Initialize(isolate);
 }
 
 
 void HandleScope::Initialize(Isolate* isolate) {
   i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate);
   API_ENTRY_CHECK(internal_isolate, "HandleScope::HandleScope");
   v8::ImplementationUtilities::HandleScopeData* current =
       internal_isolate->handle_scope_data();
@@ skipping 7178 matching lines @@
   Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate());
   Address callback_address =
       reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback));
   VMState<EXTERNAL> state(isolate);
   ExternalCallbackScope call_scope(isolate, callback_address);
   return callback(info);
 }
 
 
 } }  // namespace v8::internal