Add DAG argument to canMergeStoresTo NFC.

llvm-svn: 307583
diff --git a/llvm/lib/Target/ARM/ARMISelLowering.h b/llvm/lib/Target/ARM/ARMISelLowering.h
index 5044134..f05b142 100644
--- a/llvm/lib/Target/ARM/ARMISelLowering.h
+++ b/llvm/lib/Target/ARM/ARMISelLowering.h
@@ -510,7 +510,8 @@
     bool canCombineStoreAndExtract(Type *VectorTy, Value *Idx,
                                    unsigned &Cost) const override;
 
-    bool canMergeStoresTo(unsigned AddressSpace, EVT MemVT) const override {
+    bool canMergeStoresTo(unsigned AddressSpace, EVT MemVT,
+                          const SelectionDAG &DAG) const override {
       // Do not merge to larger than i32.
       return (MemVT.getSizeInBits() <= 32);
     }