Revert of [strong] Implement strong mode restrictions on property access

src/full-codegen.cc

Index: src/full-codegen.cc
diff --git a/src/full-codegen.cc b/src/full-codegen.cc
index 5860da8e59e99f75461923f584fa4feaa334e0c6..f1b3904dad74221ce9929ba62f875c535f591b48 100644
--- a/src/full-codegen.cc
+++ b/src/full-codegen.cc
@@ -469,10 +469,8 @@
 
 
 void FullCodeGenerator::CallLoadIC(ContextualMode contextual_mode,
-                                   LanguageMode language_mode,
                                    TypeFeedbackId id) {
-  Handle<Code> ic =
-      CodeFactory::LoadIC(isolate(), contextual_mode, language_mode).code();
+  Handle<Code> ic = CodeFactory::LoadIC(isolate(), contextual_mode).code();
   CallIC(ic, id);
 }