Revert "TransitionAndStoreStub bailout needs to transition (and store)."

This reverts commit r17216 breaking fast/js/cross-frame-bad-time.html test.

R=mvstanton@chromium.org
TEST=webkit:fast/js/cross-frame-bad-time.html

Review URL: https://codereview.chromium.org/27516002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@17241 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/ic.cc

@@ -2257,14 +2257,9 @@ RUNTIME_FUNCTION(MaybeObject*, ElementsTransitionAndStoreIC_Miss) {
   ASSERT(args.length() == 4);
   KeyedStoreIC ic(IC::EXTRA_CALL_FRAME, isolate);
   Handle<Object> value = args.at<Object>(0);
-  Handle<Map> map = args.at<Map>(1);
   Handle<Object> key = args.at<Object>(2);
   Handle<Object> object = args.at<Object>(3);
   StrictModeFlag strict_mode = ic.strict_mode();
-  if (object->IsJSObject()) {
-    JSObject::TransitionElementsKind(Handle<JSObject>::cast(object),
-                                     map->elements_kind());
-  }
   return Runtime::SetObjectProperty(isolate,
                                     object,
                                     key,

test/mjsunit/allocation-site-info.js

@@ -148,12 +148,8 @@ if (support_smi_only_arrays) {
     assertKind(elements_kind.fast_double, obj);
     obj = fastliteralcase([3, 6, 2], 1.5);
     assertKind(elements_kind.fast_double, obj);
-
-    // Note: thanks to pessimistic transition store stubs, we'll attempt
-    // to transition to the most general elements kind seen at a particular
-    // store site. So, the elements kind will be double.
     obj = fastliteralcase([2, 6, 3], 2);
-    assertKind(elements_kind.fast_double, obj);
+    assertKind(elements_kind.fast_smi_only, obj);
   }
 
   // Verify that we will not pretransition the double->fast path.