After discussing with Chris Lattner, we require C++11, so lets get rid of the macros and just use C++11.

llvm-svn: 179805
diff --git a/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp b/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
index 1d1a095..257c43a 100644
--- a/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
@@ -738,7 +738,7 @@
 {
     Error error;
     // Sleep and wait a bit for debugserver to start to listen...
-    STD_UNIQUE_PTR(ConnectionFileDescriptor) conn_ap(new ConnectionFileDescriptor());
+    std::unique_ptr<ConnectionFileDescriptor> conn_ap(new ConnectionFileDescriptor());
     if (conn_ap.get())
     {
         const uint32_t max_retry_count = 50;