[mlir][vector] Use getShapeForUnroll's default implementation.

Author: amd-eochoalo

mlir/include/mlir/Dialect/Vector/IR/VectorOps.td

@@ -1244,7 +1244,7 @@ def Vector_ExtractStridedSliceOp :
 def Vector_TransferReadOp :
   Vector_Op<"transfer_read", [
       DeclareOpInterfaceMethods<VectorTransferOpInterface>,
-      DeclareOpInterfaceMethods<VectorUnrollOpInterface, ["getShapeForUnroll"]>,
+      DeclareOpInterfaceMethods<VectorUnrollOpInterface>,
       DeclareOpInterfaceMethods<MaskableOpInterface>,
       DeclareOpInterfaceMethods<MemoryEffectsOpInterface>,
       DeclareOpInterfaceMethods<ConditionallySpeculatable>,

mlir/lib/Dialect/Vector/IR/VectorOps.cpp

@@ -5088,10 +5088,6 @@ OpFoldResult TransferReadOp::fold(FoldAdaptor) {
   return OpFoldResult();
 }
 
-std::optional<SmallVector<int64_t, 4>> TransferReadOp::getShapeForUnroll() {
-  return llvm::to_vector<4>(getVectorType().getShape());
-}
-
 void TransferReadOp::getEffects(
     SmallVectorImpl<SideEffects::EffectInstance<MemoryEffects::Effect>>
         &effects) {