Deprecate obsolete JSFunction::unchecked_shared accessor.

src/objects-inl.h

Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index e60f0f36f1890f6819bcafa50f3ca7a6bff887ab..a27dd225664ce00701dff199b080acab08149ae6 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -4960,12 +4960,6 @@ Object* JSFunction::unchecked_context() {
 }
 
 
-SharedFunctionInfo* JSFunction::unchecked_shared() {
-  return reinterpret_cast<SharedFunctionInfo*>(
-      READ_FIELD(this, kSharedFunctionInfoOffset));
-}
-
-
 void JSFunction::set_context(Object* value) {
   ASSERT(value->IsUndefined() || value->IsContext());
   WRITE_FIELD(this, kContextOffset, value);