Add a helper getSymbol to AsmPrinter.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193627 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/DwarfCFIException.cpp b/lib/CodeGen/AsmPrinter/DwarfCFIException.cpp
index fec5ced..8918f3d 100644
--- a/lib/CodeGen/AsmPrinter/DwarfCFIException.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfCFIException.cpp
@@ -68,7 +68,7 @@
   for (size_t i = 0, e = Personalities.size(); i != e; ++i) {
     if (!Personalities[i])
       continue;
-    MCSymbol *Sym = Asm->Mang->getSymbol(Personalities[i]);
+    MCSymbol *Sym = Asm->getSymbol(Personalities[i]);
     TLOF.emitPersonalityValue(Asm->OutStreamer, Asm->TM, Sym);
     AtLeastOne = true;
   }