[Isolates] A fix for 2 crashing tests in arm simulator (post-API patch).

src/isolate.cc

 // Copyright 2006-2010 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 150 matching lines @@
   // Done with the thread entirely.
   delete preallocated_memory_thread_;
   preallocated_memory_thread_ = NULL;
 }
 
 
 Isolate* Isolate::default_isolate_ = NULL;
 Thread::LocalStorageKey Isolate::isolate_key_;
 Thread::LocalStorageKey Isolate::thread_id_key_;
 Thread::LocalStorageKey Isolate::per_isolate_thread_data_key_;
-#if defined(V8_TARGET_ARCH_ARM) && !defined(__arm__)
-Thread::LocalStorageKey Isolate::simulator_key_;
-#endif
 Mutex* Isolate::process_wide_mutex_ = NULL;
 Isolate::ThreadDataTable* Isolate::thread_data_table_ = NULL;
 Isolate::ThreadId Isolate::highest_thread_id_ = 0;
 
 class IsolateInitializer {
  public:
   IsolateInitializer() {
     Isolate::EnsureDefaultIsolate();
   }
 };
@@ skipping 56 matching lines @@
   // Assume there is only one static-initializing thread.
   if (process_wide_mutex_ == NULL) {
     process_wide_mutex_ = OS::CreateMutex();
   }
 
   ScopedLock lock(process_wide_mutex_);
   if (default_isolate_ == NULL) {
     isolate_key_ = Thread::CreateThreadLocalKey();
     thread_id_key_ = Thread::CreateThreadLocalKey();
     per_isolate_thread_data_key_ = Thread::CreateThreadLocalKey();
-#if defined(V8_TARGET_ARCH_ARM) && !defined(__arm__)
-    simulator_key_ = Thread::CreateThreadLocalKey();
-#endif
     thread_data_table_ = new Isolate::ThreadDataTable();
     default_isolate_ = new Isolate();
   }
   Thread::SetThreadLocal(isolate_key_, default_isolate_);
   CHECK(default_isolate_->PreInit());
 }
 
 
 void Isolate::EnterDefaultIsolate() {
   EnsureDefaultIsolate();
@@ skipping 473 matching lines @@
   Isolate* previous_isolate = item->previous_isolate;
 
   delete item;
 
   // Reinit the current thread for the isolate it was running before this one.
   Thread::SetThreadLocal(per_isolate_thread_data_key_, previous_thread_data);
   Thread::SetThreadLocal(isolate_key_, previous_isolate);
 }
 
 } }  // namespace v8::internal