[turbofan] Initial support for keyed access to holey elements.

src/compiler/js-native-context-specialization.h

Index: src/compiler/js-native-context-specialization.h
diff --git a/src/compiler/js-native-context-specialization.h b/src/compiler/js-native-context-specialization.h
index 89adcce601ca0482174a93c913b1581bc96ca7f9..d587f0ec32819f143c4c6c4e5b98e5ccf9a8ee84 100644
--- a/src/compiler/js-native-context-specialization.h
+++ b/src/compiler/js-native-context-specialization.h
@@ -59,11 +59,13 @@ class JSNativeContextSpecialization final : public AdvancedReducer {
   Reduction ReduceElementAccess(Node* node, Node* index, Node* value,
                                 MapHandleList const& receiver_maps,
                                 AccessMode access_mode,
-                                LanguageMode language_mode);
+                                LanguageMode language_mode,
+                                KeyedAccessStoreMode store_mode);
   Reduction ReduceKeyedAccess(Node* node, Node* index, Node* value,
                               FeedbackNexus const& nexus,
                               AccessMode access_mode,
-                              LanguageMode language_mode);
+                              LanguageMode language_mode,
+                              KeyedAccessStoreMode store_mode);
   Reduction ReduceNamedAccess(Node* node, Node* value,
                               MapHandleList const& receiver_maps,
                               Handle<Name> name, AccessMode access_mode,