[full-codegen] Eliminate unnecessary hole checks for stores

src/globals.h

Index: src/globals.h
diff --git a/src/globals.h b/src/globals.h
index ccac3622379bd4edaf071d046d86acb9408d6e1f..ef63678e6df4034c0762254f6948ee18f9082f3b 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -1049,6 +1049,8 @@ enum VariableLocation : uint8_t {
 // immediately initialized upon creation (kCreatedInitialized).
 enum InitializationFlag : uint8_t { kNeedsInitialization, kCreatedInitialized };
 
+enum class HoleCheckMode { kRequired, kElided };
+
 enum MaybeAssignedFlag : uint8_t { kNotAssigned, kMaybeAssigned };
 
 // Serialized in PreparseData, so numeric values should not be changed.