diff --git a/mlir/include/mlir/Transforms/DialectConversion.h b/mlir/include/mlir/Transforms/DialectConversion.h
--- a/mlir/include/mlir/Transforms/DialectConversion.h
+++ b/mlir/include/mlir/Transforms/DialectConversion.h
@@ -22,7 +22,6 @@
 // Forward declarations.
 class Block;
 class ConversionPatternRewriter;
-class FuncOp;
 class MLIRContext;
 class Operation;
 class Type;
@@ -507,11 +506,6 @@
                                             patterns, converter);
 }
 
-/// Add a pattern to the given pattern list to convert the signature of a FuncOp
-/// with the given type converter.
-void populateFuncOpTypeConversionPattern(RewritePatternSet &patterns,
-                                         TypeConverter &converter);
-
 //===----------------------------------------------------------------------===//
 // Conversion PatternRewriter
 //===----------------------------------------------------------------------===//
diff --git a/mlir/lib/Conversion/AsyncToLLVM/AsyncToLLVM.cpp b/mlir/lib/Conversion/AsyncToLLVM/AsyncToLLVM.cpp
--- a/mlir/lib/Conversion/AsyncToLLVM/AsyncToLLVM.cpp
+++ b/mlir/lib/Conversion/AsyncToLLVM/AsyncToLLVM.cpp
@@ -983,7 +983,7 @@
   llvmConverter.addConversion(AsyncRuntimeTypeConverter::convertAsyncTypes);
 
   // Convert async types in function signatures and function calls.
-  populateFuncOpTypeConversionPattern(patterns, converter);
+  populateFunctionLikeTypeConversionPattern<FuncOp>(patterns, converter);
   populateCallOpTypeConversionPattern(patterns, converter);
 
   // Convert return operations inside async.execute regions.
diff --git a/mlir/lib/Dialect/SparseTensor/Transforms/SparseTensorPasses.cpp b/mlir/lib/Dialect/SparseTensor/Transforms/SparseTensorPasses.cpp
--- a/mlir/lib/Dialect/SparseTensor/Transforms/SparseTensorPasses.cpp
+++ b/mlir/lib/Dialect/SparseTensor/Transforms/SparseTensorPasses.cpp
@@ -124,7 +124,7 @@
         .addLegalDialect<bufferization::BufferizationDialect, LLVM::LLVMDialect,
                          memref::MemRefDialect, scf::SCFDialect>();
     // Populate with rules and apply rewriting rules.
-    populateFuncOpTypeConversionPattern(patterns, converter);
+    populateFunctionLikeTypeConversionPattern<FuncOp>(patterns, converter);
     populateCallOpTypeConversionPattern(patterns, converter);
     populateSparseTensorConversionPatterns(converter, patterns);
     if (failed(applyPartialConversion(getOperation(), target,
diff --git a/mlir/lib/Dialect/StandardOps/Transforms/FuncBufferize.cpp b/mlir/lib/Dialect/StandardOps/Transforms/FuncBufferize.cpp
--- a/mlir/lib/Dialect/StandardOps/Transforms/FuncBufferize.cpp
+++ b/mlir/lib/Dialect/StandardOps/Transforms/FuncBufferize.cpp
@@ -31,7 +31,7 @@
     RewritePatternSet patterns(context);
     ConversionTarget target(*context);
 
-    populateFuncOpTypeConversionPattern(patterns, typeConverter);
+    populateFunctionLikeTypeConversionPattern<FuncOp>(patterns, typeConverter);
     target.addDynamicallyLegalOp<FuncOp>([&](FuncOp op) {
       return typeConverter.isSignatureLegal(op.getType()) &&
              typeConverter.isLegal(&op.getBody());
diff --git a/mlir/lib/Transforms/Utils/DialectConversion.cpp b/mlir/lib/Transforms/Utils/DialectConversion.cpp
--- a/mlir/lib/Transforms/Utils/DialectConversion.cpp
+++ b/mlir/lib/Transforms/Utils/DialectConversion.cpp
@@ -3095,11 +3095,6 @@
       functionLikeOpName, patterns.getContext(), converter);
 }
 
-void mlir::populateFuncOpTypeConversionPattern(RewritePatternSet &patterns,
-                                               TypeConverter &converter) {
-  populateFunctionLikeTypeConversionPattern<FuncOp>(patterns, converter);
-}
-
 //===----------------------------------------------------------------------===//
 // ConversionTarget
 //===----------------------------------------------------------------------===//
diff --git a/mlir/test/lib/Dialect/Test/TestPatterns.cpp b/mlir/test/lib/Dialect/Test/TestPatterns.cpp
--- a/mlir/test/lib/Dialect/Test/TestPatterns.cpp
+++ b/mlir/test/lib/Dialect/Test/TestPatterns.cpp
@@ -655,7 +655,7 @@
              TestNestedOpCreationUndoRewrite, TestReplaceEraseOp,
              TestCreateUnregisteredOp>(&getContext());
     patterns.add<TestDropOpSignatureConversion>(&getContext(), converter);
-    mlir::populateFuncOpTypeConversionPattern(patterns, converter);
+    mlir::populateFunctionLikeTypeConversionPattern<FuncOp>(patterns, converter);
     mlir::populateCallOpTypeConversionPattern(patterns, converter);
 
     // Define the conversion target used for the test.
@@ -1120,7 +1120,7 @@
                  TestTestSignatureConversionNoConverter>(converter,
                                                          &getContext());
     patterns.add<TestTypeConversionAnotherProducer>(&getContext());
-    mlir::populateFuncOpTypeConversionPattern(patterns, converter);
+    mlir::populateFunctionLikeTypeConversionPattern<FuncOp>(patterns, converter);
 
     if (failed(applyPartialConversion(getOperation(), target,
                                       std::move(patterns))))