Store the scope info in catch contexts

src/compiler/access-builder.h

Index: src/compiler/access-builder.h
diff --git a/src/compiler/access-builder.h b/src/compiler/access-builder.h
index 50932ce06010efeaf7ea73c2eb0cbae03cea40c4..bac7fb45ae3365f8260f046fc606eb800e72e802 100644
--- a/src/compiler/access-builder.h
+++ b/src/compiler/access-builder.h
@@ -210,6 +210,10 @@ class AccessBuilder final : public AllStatic {
   static ElementAccess ForTypedArrayElement(ExternalArrayType type,
                                             bool is_external);
 
+  // Provides access to ContextExtension fields.
+  static FieldAccess ForContextExtensionScopeInfo();
+  static FieldAccess ForContextExtensionExtension();
+
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(AccessBuilder);
 };