diff --git a/mlir/include/mlir/AffineOps/AffineOps.h b/mlir/include/mlir/AffineOps/AffineOps.h
index b8bf3685c9b9..dc0014902acd 100644
--- a/mlir/include/mlir/AffineOps/AffineOps.h
+++ b/mlir/include/mlir/AffineOps/AffineOps.h
@@ -592,9 +592,6 @@ public:
   using Op::Op;
 
   // Hooks to customize behavior of this op.
-  static void build(Builder *builder, OperationState *result,
-                    IntegerSet condition, ArrayRef<Value *> conditionOperands);
-
   static StringRef getOperationName() { return "affine.if"; }
   static StringRef getConditionAttrName() { return "condition"; }
 
diff --git a/mlir/lib/AffineOps/AffineOps.cpp b/mlir/lib/AffineOps/AffineOps.cpp
index d11d525dce60..452ed8e2fa87 100644
--- a/mlir/lib/AffineOps/AffineOps.cpp
+++ b/mlir/lib/AffineOps/AffineOps.cpp
@@ -1465,18 +1465,6 @@ void mlir::extractForInductionVars(ArrayRef<AffineForOp> forInsts,
 // AffineIfOp
 //===----------------------------------------------------------------------===//
 
-void AffineIfOp::build(Builder *builder, OperationState *result,
-                       IntegerSet condition,
-                       ArrayRef<Value *> conditionOperands) {
-  result->addAttribute(getConditionAttrName(), IntegerSetAttr::get(condition));
-  result->addOperands(conditionOperands);
-
-  // Reserve 2 regions, one for the 'then' and one for the 'else' regions.
-  result->regions.reserve(2);
-  result->addRegion(nullptr);
-  result->addRegion(nullptr);
-}
-
 LogicalResult AffineIfOp::verify() {
   // Verify that we have a condition attribute.
   auto conditionAttr = getAttrOfType<IntegerSetAttr>(getConditionAttrName());