Deleted OS_WIN and all Windows specific files from base.

base/threading/thread_local_storage.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/threading/thread_local_storage.h"
 
 #include "base/atomicops.h"
 #include "base/logging.h"
 
 using base::internal::PlatformThreadLocalStorage;
@@ skipping 153 matching lines @@
   // Remove our stack allocated vector.
   PlatformThreadLocalStorage::SetTLSValue(key, NULL);
 }
 
 }  // namespace
 
 namespace base {
 
 namespace internal {
 
-#if defined(OS_WIN)
-void PlatformThreadLocalStorage::OnThreadExit() {
-  PlatformThreadLocalStorage::TLSKey key =
-      base::subtle::NoBarrier_Load(&g_native_tls_key);
-  if (key == PlatformThreadLocalStorage::TLS_KEY_OUT_OF_INDEXES)
-    return;
-  void *tls_data = GetTLSValue(key);
-  // Maybe we have never initialized TLS for this thread.
-  if (!tls_data)
-    return;
-  OnThreadExitInternal(tls_data);
-}
-#elif defined(OS_POSIX)
+#if defined(OS_POSIX)
 void PlatformThreadLocalStorage::OnThreadExit(void* value) {
   OnThreadExitInternal(value);
 }
-#endif  // defined(OS_WIN)
+#endif  // defined(OS_POSIX)
 
 }  // namespace internal
 
 ThreadLocalStorage::Slot::Slot(TLSDestructorFunc destructor) {
   initialized_ = false;
   slot_ = 0;
   Initialize(destructor);
 }
 
 void ThreadLocalStorage::StaticSlot::Initialize(TLSDestructorFunc destructor) {
@@ skipping 39 matching lines @@
       PlatformThreadLocalStorage::GetTLSValue(
           base::subtle::NoBarrier_Load(&g_native_tls_key)));
   if (!tls_data)
     tls_data = ConstructTlsVector();
   DCHECK_GT(slot_, 0);
   DCHECK_LT(slot_, kThreadLocalStorageSize);
   tls_data[slot_] = value;
 }
 
 }  // namespace base