THRIFT-916 gcc warnings in c++ header files

git-svn-id: https://svn.apache.org/repos/asf/thrift/trunk@1147700 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/cpp/src/async/TEvhttpServer.cpp b/lib/cpp/src/async/TEvhttpServer.cpp
old mode 100644
new mode 100755
index 30e33e5..701f8bd
--- a/lib/cpp/src/async/TEvhttpServer.cpp
+++ b/lib/cpp/src/async/TEvhttpServer.cpp
@@ -124,6 +124,7 @@
 
 
 void TEvhttpServer::complete(RequestContext* ctx, bool success) {
+  (void) success;
   std::auto_ptr<RequestContext> ptr(ctx);
 
   int code = 200;