[strong] Implement strong mode restrictions on property access

src/full-codegen.h

Index: src/full-codegen.h
diff --git a/src/full-codegen.h b/src/full-codegen.h
index ecab4f9bc0060c3553064bed70f3f9eb72aa8e04..497e6e081cc77075dfdef7ccf386aaeea7b4f940 100644
--- a/src/full-codegen.h
+++ b/src/full-codegen.h
@@ -682,7 +682,7 @@ class FullCodeGenerator: public AstVisitor {
   void CallIC(Handle<Code> code,
               TypeFeedbackId id = TypeFeedbackId::None());
 
-  void CallLoadIC(ContextualMode mode,
+  void CallLoadIC(ContextualMode mode, LanguageMode language_mode = SLOPPY,
                   TypeFeedbackId id = TypeFeedbackId::None());
   void CallGlobalLoadIC(Handle<String> name);
   void CallStoreIC(TypeFeedbackId id = TypeFeedbackId::None());