Stabilize escape analysis (without deopt)

src/compiler/escape-analysis-reducer.h

Index: src/compiler/escape-analysis-reducer.h
diff --git a/src/compiler/escape-analysis-reducer.h b/src/compiler/escape-analysis-reducer.h
index 682d3576b598893bcb42f0ce31fd3ca29a429580..e0b39e381389a6ecf6bac80e2c6e5e1c6ebdde56 100644
--- a/src/compiler/escape-analysis-reducer.h
+++ b/src/compiler/escape-analysis-reducer.h
@@ -29,6 +29,7 @@ class EscapeAnalysisReducer final : public AdvancedReducer {
   Reduction ReduceAllocate(Node* node);
   Reduction ReduceFinishRegion(Node* node);
   Reduction ReduceReferenceEqual(Node* node);
+  Reduction ReduceObjectIsSmi(Node* node);
 
   Reduction ReplaceWithDeoptDummy(Node* node);