message: Fix disassembly of DILexicalBlock
diff: @@ -546,9 +546,9 @@ rdcstr DILexicalBlock::toString() const
  {
  rdcstr ret = "!DILexicalBlock(";
  if(scope)
  - ret += StringFormat::Fmt(", scope: %s", scope->refString().c_str());
  + ret += StringFormat::Fmt("scope: %s", scope->refString().c_str());
  else
  - ret += ", scope: null";
  + ret += "scope: null";
  if(file)
  ret += StringFormat::Fmt(", file: %s", file->refString().c_str());
  if(line)
  