Fix MacProxy sample

examples/cpp/MacProxy/HttpEventListener.cpp

@@ -1,4 +1,4 @@
-#include "DebugCallback.hpp"
+#include "HttpEventListener.hpp"
 #include "IHttpClient.hpp"
 
 //Use this option below to enforce SSL certificate validation:

examples/cpp/MacProxy/main.cpp

@@ -19,7 +19,7 @@
 #include "LogManager.hpp"
 
 // Custom debug event callback
-#include "DebugCallback.hpp"
+#include "HttpEventListener.hpp"
 
 LOGMANAGER_INSTANCE
 
@@ -27,6 +27,8 @@ LOGMANAGER_INSTANCE
 
 using namespace MAT;
 
+#define MAX_URL_LENGTH        2048
+
 /**
  * Reference example that shows how to use Apple Core Foundation and Core Foundation - Network for
  * auto-detection of the proxy settings using a given target URL from C++ code.