Set the OS in the triple correctly in response to the qHostInfo packet.

llvm-svn: 139759
diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
index 2a86042..0c246f7 100644
--- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
@@ -949,7 +949,7 @@
                             if (!vendor_name.empty())
                                 m_host_arch.GetTriple().setVendorName (llvm::StringRef (vendor_name));
                             if (!os_name.empty())
-                                m_host_arch.GetTriple().setVendorName (llvm::StringRef (os_name));
+                                m_host_arch.GetTriple().setOSName (llvm::StringRef (os_name));
                                 
                         }
                     }