Make ConstantVector::get() always take an ArrayRef, never a std::vector.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133614 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/VMCore/Constants.cpp b/lib/VMCore/Constants.cpp
index 4c03288..2fee173 100644
--- a/lib/VMCore/Constants.cpp
+++ b/lib/VMCore/Constants.cpp
@@ -698,9 +698,9 @@
 }
 
 // ConstantVector accessors.
-Constant *ConstantVector::get(const VectorType *T,
-                              const std::vector<Constant*> &V) {
+Constant *ConstantVector::get(ArrayRef<Constant*> V) {
   assert(!V.empty() && "Vectors can't be empty");
+  const VectorType *T = VectorType::get(V.front()->getType(), V.size());
   LLVMContextImpl *pImpl = T->getContext().pImpl;
 
   // If this is an all-undef or all-zero vector, return a
@@ -725,12 +725,6 @@
   return pImpl->VectorConstants.getOrCreate(T, V);
 }
 
-Constant *ConstantVector::get(ArrayRef<Constant*> V) {
-  // FIXME: make this the primary ctor method.
-  assert(!V.empty() && "Vectors cannot be empty");
-  return get(VectorType::get(V.front()->getType(), V.size()), V.vec());
-}
-
 // Utility function for determining if a ConstantExpr is a CastOp or not. This
 // can't be inline because we don't want to #include Instruction.h into
 // Constant.h
@@ -2118,7 +2112,7 @@
     Values.push_back(Val);
   }
   
-  Constant *Replacement = get(cast<VectorType>(getRawType()), Values);
+  Constant *Replacement = get(Values);
   assert(Replacement != this && "I didn't contain From!");
   
   // Everyone using this now uses the replacement.