Fix naming

src/core/lib/iomgr/executor/threadpool.cc

@@ -72,7 +72,7 @@ size_t ThreadPool::DefaultStackSize() {
 #endif
 }
 
-void ThreadPool::AssertHasBeenShutDown() {
+void ThreadPool::AssertHasNotBeenShutDown() {
   // For debug checking purpose, using RELAXED order is sufficient.
   GPR_DEBUG_ASSERT(!shut_down_.Load(MemoryOrder::RELAXED));
 }
@@ -122,7 +122,7 @@ ThreadPool::~ThreadPool() {
 }
 
 void ThreadPool::Add(grpc_experimental_completion_queue_functor* closure) {
-  AssertHasBeenShutDown();
+  AssertHasNotBeenShutDown();
   queue_->Put(static_cast<void*>(closure));
 }
 

src/core/lib/iomgr/executor/threadpool.h

@@ -145,7 +145,7 @@ class ThreadPool : public ThreadPoolInterface {
   // platforms is 64K.
   size_t DefaultStackSize();
   // Internal Use Only for debug checking.
-  void AssertHasBeenShutDown();
+  void AssertHasNotBeenShutDown();
 };
 
 }  // namespace grpc_core