Move the llvm mangler to lib/IR.

This makes it available to tools that don't link with target (like llvm-ar).

llvm-svn: 198708
diff --git a/llvm/lib/CodeGen/AsmPrinter/OcamlGCPrinter.cpp b/llvm/lib/CodeGen/AsmPrinter/OcamlGCPrinter.cpp
index 98177c0..c3c1888 100644
--- a/llvm/lib/CodeGen/AsmPrinter/OcamlGCPrinter.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/OcamlGCPrinter.cpp
@@ -16,6 +16,7 @@
 #include "llvm/CodeGen/AsmPrinter.h"
 #include "llvm/CodeGen/GCMetadataPrinter.h"
 #include "llvm/IR/DataLayout.h"
+#include "llvm/IR/Mangler.h"
 #include "llvm/IR/Module.h"
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCContext.h"
@@ -23,7 +24,6 @@
 #include "llvm/MC/MCSymbol.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/FormattedStream.h"
-#include "llvm/Target/Mangler.h"
 #include "llvm/Target/TargetLoweringObjectFile.h"
 #include "llvm/Target/TargetMachine.h"
 #include <cctype>