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diff --git a/include/lldb/Core/ThreadSafeSTLVector.h b/include/lldb/Core/ThreadSafeSTLVector.h
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+++ b/include/lldb/Core/ThreadSafeSTLVector.h
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+//===-- ThreadSafeSTLVector.h ------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef liblldb_ThreadSafeSTLVector_h_
+#define liblldb_ThreadSafeSTLVector_h_
+
+// C Includes
+// C++ Includes
+#include <vector>
+#include <mutex>
+
+// Other libraries and framework includes
+// Project includes
+#include "lldb/lldb-defines.h"
+
+namespace lldb_private {
+    
+    template <typename _Object>
+    class ThreadSafeSTLVector
+    {
+    public:
+        typedef std::vector<_Object> collection;
+        typedef typename collection::iterator iterator;
+        typedef typename collection::const_iterator const_iterator;
+        //------------------------------------------------------------------
+        // Constructors and Destructors
+        //------------------------------------------------------------------
+        ThreadSafeSTLVector() : m_collection(), m_mutex() {}
+        
+        ~ThreadSafeSTLVector() = default;
+        
+        bool
+        IsEmpty() const
+        {
+            std::lock_guard<std::recursive_mutex> guard(m_mutex);
+            return m_collection.empty();
+        }
+        
+        void
+        Clear()
+        {
+            std::lock_guard<std::recursive_mutex> guard(m_mutex);
+            return m_collection.clear();
+        }
+        
+        size_t
+        GetCount()
+        {
+            std::lock_guard<std::recursive_mutex> guard(m_mutex);
+            return m_collection.size();
+        }
+        
+        void
+        AppendObject (_Object& object)
+        {
+            std::lock_guard<std::recursive_mutex> guard(m_mutex);
+            m_collection.push_back(object);
+        }
+        
+        _Object
+        GetObject (size_t index)
+        {
+            std::lock_guard<std::recursive_mutex> guard(m_mutex);
+            return m_collection.at(index);
+        }
+        
+        void
+        SetObject (size_t index, const _Object& object)
+        {
+            std::lock_guard<std::recursive_mutex> guard(m_mutex);
+            m_collection.at(index) = object;
+        }
+        
+        std::recursive_mutex &
+        GetMutex()
+        {
+            return m_mutex;
+        }
+        
+    private:
+        collection m_collection;
+        mutable std::recursive_mutex m_mutex;
+        
+        //------------------------------------------------------------------
+        // For ThreadSafeSTLVector only
+        //------------------------------------------------------------------
+        DISALLOW_COPY_AND_ASSIGN (ThreadSafeSTLVector);
+    };
+    
+    
+} // namespace lldb_private
+
+#endif  // liblldb_ThreadSafeSTLVector_h_