remove trailing whitespace
diff --git a/lib/cpp/src/thrift/concurrency/ThreadManager.cpp b/lib/cpp/src/thrift/concurrency/ThreadManager.cpp
index 1f897ba..204d5dc 100644
--- a/lib/cpp/src/thrift/concurrency/ThreadManager.cpp
+++ b/lib/cpp/src/thrift/concurrency/ThreadManager.cpp
@@ -516,7 +516,7 @@
 
   shared_ptr<ThreadManager::Task> task = tasks_.front();
   tasks_.pop();
-  
+
   return task->getRunnable();
 }