rename isCreated, make it inline const

src/cpp/thread_manager/thread_manager.cc

@@ -52,7 +52,7 @@ void ThreadManager::WorkerThread::Run() {
 }
 
 
-bool ThreadManager::WorkerThread::isCreated() {
+inline bool ThreadManager::WorkerThread::created() const {
   return created_;
 }
 
@@ -191,7 +191,7 @@ void ThreadManager::MainWorkLoop() {
             // Drop lock before spawning thread to avoid contention
             lock.Unlock();
             WorkerThread* w = new WorkerThread(this);
-            if (!w->isCreated()) {
+            if (!w->created()) {
               num_pollers_--;
               num_threads_--;
               resource_exhausted = true;

src/cpp/thread_manager/thread_manager.h

@@ -124,7 +124,7 @@ class ThreadManager {
     WorkerThread(ThreadManager* thd_mgr);
     ~WorkerThread();
 
-    bool isCreated();
+    bool created() const;
    private:
     // Calls thd_mgr_->MainWorkLoop() and once that completes, calls
     // thd_mgr_>MarkAsCompleted(this) to mark the thread as completed