Update LLDB snapshot to upstream r201577

Highlights include:

- Improvements to the remote GDB protocol client
  (r196610, r197579, r197857, r200072)

- Bug fixes for big-endian targets
  (r196808)

- Initial support for libdispatch (GCD) queues in the debuggee
  (r197190)

- Add "step-avoid-libraries" setting
  (r199943)

- IO subsystem improvements (including initial work on a curses gui)
  (r200263)

- Various bug fixes for memory leaks, LLDB segfaults, the C++ demangler,
  ELF core files, DWARF debug info, and others.

Sponsored by:	DARPA, AFRL

1 files changed, 16 insertions, 0 deletions

diff --git a/contrib/llvm/tools/lldb/source/API/SBCommandInterpreter.cpp b/contrib/llvm/tools/lldb/source/API/SBCommandInterpreter.cpp
index ac77e2e..f1faa13 100644
--- a/contrib/llvm/tools/lldb/source/API/SBCommandInterpreter.cpp
+++ b/contrib/llvm/tools/lldb/source/API/SBCommandInterpreter.cpp
@@ -107,6 +107,22 @@ SBCommandInterpreter::AliasExists (const char *cmd)
     return false;
 }
 
+bool
+SBCommandInterpreter::IsActive ()
+{
+    if (m_opaque_ptr)
+        return m_opaque_ptr->IsActive ();
+    return false;
+}
+
+const char *
+SBCommandInterpreter::GetIOHandlerControlSequence(char ch)
+{
+    if (m_opaque_ptr)
+        return m_opaque_ptr->GetDebugger().GetTopIOHandlerControlSequence (ch).GetCString();
+    return NULL;
+}
+
 lldb::ReturnStatus
 SBCommandInterpreter::HandleCommand (const char *command_line, SBCommandReturnObject &result, bool add_to_history)
 {