Minor renamings: Trim the "Stmt" prefix off

StmtSuccessorIterator/StmtSuccessorIterator, and rename and move the
CFGFunctionViewGraph pass to ViewFunctionGraph.

This is step 13/n towards merging instructions and statements, NFC.

PiperOrigin-RevId: 227069438

2 files changed, 6 insertions, 6 deletions

diff --git a/mlir/lib/Transforms/Utils/Utils.cpp b/mlir/lib/Transforms/Utils/Utils.cpp
index 624a8a758b5..2bc1be1b785 100644
--- a/mlir/lib/Transforms/Utils/Utils.cpp
+++ b/mlir/lib/Transforms/Utils/Utils.cpp
@@ -60,7 +60,7 @@ static bool isMemRefDereferencingOp(const Operation &op) {
 //  extra operands, note that 'indexRemap' would just be applied to the existing
 //  indices (%i, %j).
 //
-// TODO(mlir-team): extend this for Value/ CFGFunctions. Can also be easily
+// TODO(mlir-team): extend this for CFG Functions. Can also be easily
 // extended to add additional indices at any position.
 bool mlir::replaceAllMemRefUsesWith(const Value *oldMemRef, Value *newMemRef,
                                     ArrayRef<Value *> extraIndices,
@@ -313,9 +313,8 @@ OperationStmt *mlir::createAffineComputationSlice(OperationStmt *opStmt) {
 }
 
 void mlir::forwardSubstitute(OpPointer<AffineApplyOp> affineApplyOp) {
-  if (affineApplyOp->getOperation()->getOperationFunction()->getKind() !=
-      Function::Kind::MLFunc) {
-    // TODO: Support forward substitution for CFGFunctions.
+  if (!affineApplyOp->getOperation()->getOperationFunction()->isML()) {
+    // TODO: Support forward substitution for CFG style functions.
     return;
   }
   auto *opStmt = cast<OperationStmt>(affineApplyOp->getOperation());
diff --git a/mlir/lib/Transforms/CFGFunctionViewGraph.cpp b/mlir/lib/Transforms/ViewFunctionGraph.cpp
index 0a2aecfca54..9c1614acb95 100644
--- a/mlir/lib/Transforms/CFGFunctionViewGraph.cpp
+++ b/mlir/lib/Transforms/ViewFunctionGraph.cpp
@@ -1,4 +1,4 @@
-//===- CFGFunctionViewGraph.cpp - View/write graphviz graphs --------------===//
+//===- ViewFunctionGraph.cpp - View/write graphviz graphs -----------------===//
 //
 // Copyright 2019 The MLIR Authors.
 //
@@ -15,8 +15,9 @@
 // limitations under the License.
 // =============================================================================
 
-#include "mlir/Transforms/CFGFunctionViewGraph.h"
+#include "mlir/Transforms/ViewFunctionGraph.h"
 #include "mlir/IR/FunctionGraphTraits.h"
+#include "mlir/Pass.h"
 
 using namespace mlir;