Revert 127939.  <rdar://problem/9012638>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127943 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCParser/DarwinAsmParser.cpp b/lib/MC/MCParser/DarwinAsmParser.cpp
index 3c092cd..f01f866 100644
--- a/lib/MC/MCParser/DarwinAsmParser.cpp
+++ b/lib/MC/MCParser/DarwinAsmParser.cpp
@@ -435,11 +435,10 @@
 
   StringRef Segment, Section;
   unsigned StubSize;
-  unsigned TAA;
-  bool TAAParsed;
+  unsigned TAA = 0;
   std::string ErrorStr =
     MCSectionMachO::ParseSectionSpecifier(SectionSpec, Segment, Section,
-                                          TAA, TAAParsed, StubSize);
+                                          TAA, StubSize);
 
   if (!ErrorStr.empty())
     return Error(Loc, ErrorStr.c_str());