[SVE] Remove default-false VectorType::get

[ctetreau]

ping?

[efriedma]

LGTM

llvm/include/llvm/IR/DerivedTypes.h

 #endif
   }
 
   Type *getElementType() const { return ContainedType; }
 
   /// This static method is the primary way to construct an VectorType.
   static VectorType *get(Type *ElementType, ElementCount EC);
 
-  /// Base class getter that specifically constructs a FixedVectorType. This
-  /// function is deprecated, and will be removed after LLVM 11 ships. Since
-  /// this always returns a FixedVectorType via a base VectorType pointer,
-  /// FixedVectorType::get(Type *, unsigned) is strictly better since no cast is
-  /// required to call getNumElements() on the result.
-  LLVM_ATTRIBUTE_DEPRECATED(
-      inline static VectorType *get(Type *ElementType, unsigned NumElements),
-      "The base class version of get with the scalable argument defaulted to "
-      "false is deprecated. Either call VectorType::get(Type *, unsigned, "
-      "bool) and pass false, or call FixedVectorType::get(Type *, unsigned).");
-
   static VectorType *get(Type *ElementType, unsigned NumElements,
                          bool Scalable) {
     return VectorType::get(ElementType, {NumElements, Scalable});
   }
 
   static VectorType *get(Type *ElementType, const VectorType *Other) {
     return VectorType::get(ElementType, Other->getElementCount());
   }
#endif
 
   /// Methods for support type inquiry through isa, cast, and dyn_cast.
   static bool classof(const Type *T) {
     return T->getTypeID() == FixedVectorTyID ||
            T->getTypeID() == ScalableVectorTyID;
   }
 };
 
-inline VectorType *VectorType::get(Type *ElementType, unsigned NumElements) {
-  return VectorType::get(ElementType, NumElements, false);
-}
-
 /// Class to represent fixed width SIMD vectors
 class FixedVectorType : public VectorType {
 protected:
   FixedVectorType(Type *ElTy, unsigned NumElts)
       : VectorType(ElTy, NumElts, FixedVectorTyID) {}
 
 public:
   static FixedVectorType *get(Type *ElementType, unsigned NumElts);