Add Reclaim Support to ThreadLocalStorage

base/threading/thread_local_storage_unittest.cc

Index: base/threading/thread_local_storage_unittest.cc
diff --git a/base/threading/thread_local_storage_unittest.cc b/base/threading/thread_local_storage_unittest.cc
index 322524b10e1e442284268323907165d69271dd61..ec75f7f8dd597207b7a09cc46834d26d960bb30c 100644
--- a/base/threading/thread_local_storage_unittest.cc
+++ b/base/threading/thread_local_storage_unittest.cc
@@ -127,4 +127,11 @@ TEST(ThreadLocalStorageTest, MAYBE_TLSDestructors) {
   tls_slot.Free();  // Stop doing callbacks to cleanup threads.
 }
 
+TEST(ThreadLocalStorageTest, TLSReclaim) {
+  // Creates and destroys many TLS slots.
+  for (int i = 0; i < 1000; ++i) {
+    ThreadLocalStorage::Slot slot(nullptr);
+  }
+}
+
 }  // namespace base