THRIFT-2729: C++ - .clang-format created and applied

Client: C++
Patch: Konrad Grochowski

make style command added
diff --git a/lib/cpp/test/processor/ServerThread.cpp b/lib/cpp/test/processor/ServerThread.cpp
index 9f2087c..aa6fd7f 100644
--- a/lib/cpp/test/processor/ServerThread.cpp
+++ b/lib/cpp/test/processor/ServerThread.cpp
@@ -27,7 +27,9 @@
 #include <thrift/transport/TBufferTransports.h>
 #include <thrift/transport/TServerSocket.h>
 
-namespace apache { namespace thrift { namespace test {
+namespace apache {
+namespace thrift {
+namespace test {
 
 void ServerThread::start() {
   assert(!running_);
@@ -48,9 +50,8 @@
   }
 
   if (error_) {
-    throw transport::TTransportException(
-        transport::TTransportException::NOT_OPEN,
-        "failed to bind on server socket");
+    throw transport::TTransportException(transport::TTransportException::NOT_OPEN,
+                                         "failed to bind on server socket");
   }
 }
 
@@ -127,8 +128,8 @@
   serverState_->bindSuccessful(port_);
 
   // Set the real server event handler (replacing ourself)
-  boost::shared_ptr<server::TServerEventHandler> serverEventHandler =
-    serverState_->getServerEventHandler();
+  boost::shared_ptr<server::TServerEventHandler> serverEventHandler
+      = serverState_->getServerEventHandler();
   server_->setServerEventHandler(serverEventHandler);
 
   // Notify the main thread that we have successfully started serving requests
@@ -142,7 +143,8 @@
     serverEventHandler->preServe();
   }
 }
-
-}}} // apache::thrift::test
+}
+}
+} // apache::thrift::test
 
 #endif // _THRIFT_TEST_SERVERTHREAD_TCC_