Update LLDB snapshot to upstream r216948 (git 50f7fe44)

This is approximately "LLDB 3.5" although with a little bit of skew,
and will go along with the Clang 3.5 import.

Sponsored by:	DARPA, AFRL

1 files changed, 1 insertions, 1 deletions

diff --git a/contrib/llvm/tools/lldb/source/Interpreter/OptionValueFormat.cpp b/contrib/llvm/tools/lldb/source/Interpreter/OptionValueFormat.cpp
index 34d3672..296dd98 100644
--- a/contrib/llvm/tools/lldb/source/Interpreter/OptionValueFormat.cpp
+++ b/contrib/llvm/tools/lldb/source/Interpreter/OptionValueFormat.cpp
@@ -49,7 +49,7 @@ OptionValueFormat::SetValueFromCString (const char *value_cstr, VarSetOperationT
     case eVarSetOperationAssign:
         {
             Format new_format;
-            error = Args::StringToFormat (value_cstr, new_format, NULL);
+            error = Args::StringToFormat (value_cstr, new_format, nullptr);
             if (error.Success())
             {
                 m_value_was_set = true;