Mechanical refactor to move ElementsKind type out of JSObject.

src/ic.cc

Index: src/ic.cc
diff --git a/src/ic.cc b/src/ic.cc
index 0d0b93570bca0087efb7cdd589c3112575170878..7c899705c8d9f53ae4764457fb9d659c19cef497 100644
--- a/src/ic.cc
+++ b/src/ic.cc
@@ -1093,7 +1093,7 @@ void LoadIC::UpdateCaches(LookupResult* lookup,
 
 MaybeObject* KeyedLoadIC::GetElementStubWithoutMapCheck(
     bool is_js_array,
-    JSObject::ElementsKind elements_kind) {
+    ElementsKind elements_kind) {
   return KeyedLoadElementStub(elements_kind).TryGetCode();
 }
 
@@ -1721,7 +1721,7 @@ MaybeObject* KeyedIC::ComputeMonomorphicStub(JSObject* receiver,
 
 MaybeObject* KeyedStoreIC::GetElementStubWithoutMapCheck(
     bool is_js_array,
-    JSObject::ElementsKind elements_kind) {
+    ElementsKind elements_kind) {
   return KeyedStoreElementStub(is_js_array, elements_kind).TryGetCode();
 }