diff --git a/compiler/optimizing/nodes.h b/compiler/optimizing/nodes.h
index 9eddfc7..e3dbe16 100644
--- a/compiler/optimizing/nodes.h
+++ b/compiler/optimizing/nodes.h
@@ -353,6 +353,13 @@
   // and removing the invoke instruction.
   HInstruction* InlineInto(HGraph* outer_graph, HInvoke* invoke);
 
+  // Update the loop and try membership of `block`, which was spawned from `reference`.
+  // In case `reference` is a back edge, `replace_if_back_edge` notifies whether `block`
+  // should be the new back edge.
+  void UpdateLoopAndTryInformationOfNewBlock(HBasicBlock* block,
+                                             HBasicBlock* reference,
+                                             bool replace_if_back_edge);
+
   // Need to add a couple of blocks to test if the loop body is entered and
   // put deoptimization instructions, etc.
   void TransformLoopHeaderForBCE(HBasicBlock* header);