Remove IntegerType constness from TargetData

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134978 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/TargetData.cpp b/lib/Target/TargetData.cpp
index 6309a15..b2c4b21 100644
--- a/lib/Target/TargetData.cpp
+++ b/lib/Target/TargetData.cpp
@@ -535,7 +535,7 @@
 
 /// getIntPtrType - Return an unsigned integer type that is the same size or
 /// greater to the host pointer size.
-const IntegerType *TargetData::getIntPtrType(LLVMContext &C) const {
+IntegerType *TargetData::getIntPtrType(LLVMContext &C) const {
   return IntegerType::get(C, getPointerSizeInBits());
 }