Use v8::internal threading support in samples/shell.cc.

src/platform-cygwin.cc

 // Copyright 2006-2011 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 382 matching lines @@
 bool ThreadHandle::IsSelf() const {
   return pthread_equal(data_->thread_, pthread_self());
 }
 
 
 bool ThreadHandle::IsValid() const {
   return data_->thread_ != kNoThread;
 }
 
 
-Thread::Thread() : ThreadHandle(ThreadHandle::INVALID) {
-  set_name("v8:<unknown>");
+Thread::Thread(Isolate* isolate, const Options& options)
+    : ThreadHandle(ThreadHandle::INVALID),
+      isolate_(isolate),
+      stack_size_(options.stack_size) {
+  set_name(options.name);
 }
 
 
-Thread::Thread(const char* name) : ThreadHandle(ThreadHandle::INVALID) {
+Thread::Thread(Isolate* isolate, const char* name)
+    : ThreadHandle(ThreadHandle::INVALID),
+      isolate_(isolate),
+      stack_size_(0) {
   set_name(name);
 }
 
 
 Thread::~Thread() {
 }
 
 
 static void* ThreadEntry(void* arg) {
   Thread* thread = reinterpret_cast<Thread*>(arg);
@@ skipping 317 matching lines @@
   // Release the thread handles
   CloseHandle(data_->sampler_thread_);
   CloseHandle(data_->profiled_thread_);
 }
 
 
 #endif  // ENABLE_LOGGING_AND_PROFILING
 
 } }  // namespace v8::internal