Value stored to 'pid' was never read. Found by scan-build http://buildd-clang.debian.net/scan-build/

llvm-svn: 192060
diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
index 6a53a11..cadf757 100644
--- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.cpp
@@ -2212,7 +2212,7 @@
     stream.Printf ("qKillSpawnedProcess:%" PRId64 , pid);
     const char *packet = stream.GetData();
     int packet_len = stream.GetSize();
-    pid = LLDB_INVALID_PROCESS_ID;
+
     StringExtractorGDBRemote response;
     if (SendPacketAndWaitForResponse(packet, packet_len, response, false))
     {