Support all fast elements kinds in the major array operations.

src/factory.cc

Index: src/factory.cc
diff --git a/src/factory.cc b/src/factory.cc
index 32a1755e3ba80f81f67974287d65eda8264666ea..7bc0f6d2f2ed6dab0329cf40674e76395cf1d2d3 100644
--- a/src/factory.cc
+++ b/src/factory.cc
@@ -968,6 +968,7 @@ Handle<JSArray> Factory::NewJSArrayWithElements(Handle<FixedArrayBase> elements,
       isolate(),
       isolate()->heap()->AllocateJSArrayWithElements(*elements,
                                                      elements_kind,
+                                                     elements->length(),
                                                      pretenure),
       JSArray);
 }