Revert "Reduced packet counts to the remote GDB server where possible."

This reverts commit 0cc0745ea9c68d7fdcadc9904cee3f13c96dae60.

Due to breakage on Linux build bot:

http://lab.llvm.org:8011/builders/lldb-x86_64-ubuntu-14.04-cmake/builds/3436

llvm-svn: 240371
diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.h b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.h
index b9cea5f..ba34a31 100644
--- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.h
+++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationClient.h
@@ -17,7 +17,6 @@
 // Other libraries and framework includes
 // Project includes
 #include "lldb/Core/ArchSpec.h"
-#include "lldb/Core/StructuredData.h"
 #include "lldb/Target/Process.h"
 
 #include "GDBRemoteCommunication.h"
@@ -538,9 +537,6 @@
     bool
     AvoidGPackets(ProcessGDBRemote *process);
 
-    StructuredData::ObjectSP
-    GetThreadsInfo();
-
     bool
     GetThreadExtendedInfoSupported();
 
@@ -619,8 +615,7 @@
         m_supports_z3:1,
         m_supports_z4:1,
         m_supports_QEnvironment:1,
-        m_supports_QEnvironmentHexEncoded:1,
-        m_supports_jThreadsInfo:1;
+        m_supports_QEnvironmentHexEncoded:1;
     
     lldb::pid_t m_curr_pid;
     lldb::tid_t m_curr_tid;         // Current gdb remote protocol thread index for all other operations