Remove experimental flags that are now required

test/mjsunit/opt-elements-kind.js

Index: test/mjsunit/opt-elements-kind.js
diff --git a/test/mjsunit/opt-elements-kind.js b/test/mjsunit/opt-elements-kind.js
index f26bb4206778bfe7bda6129b7d4e66eae8edb5c2..be7303b04bb1aea76242e7bab039471ce15fca8d 100644
--- a/test/mjsunit/opt-elements-kind.js
+++ b/test/mjsunit/opt-elements-kind.js
@@ -25,28 +25,13 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// Flags: --allow-natives-syntax --smi-only-arrays --expose-gc
+// Flags: --allow-natives-syntax --expose-gc
 
 // Limit the number of stress runs to reduce polymorphism it defeats some of the
 // assumptions made about how elements transitions work because transition stubs
 // end up going generic.
 // Flags: --stress-runs=2
 
-// Test element kind of objects.
-// Since --smi-only-arrays affects builtins, its default setting at compile
-// time sticks if built with snapshot.  If --smi-only-arrays is deactivated
-// by default, only a no-snapshot build actually has smi-only arrays enabled
-// in this test case.  Depending on whether smi-only arrays are actually
-// enabled, this test takes the appropriate code path to check smi-only arrays.
-
-support_smi_only_arrays = %HasFastSmiElements(new Array(1,2,3,4,5,6,7,8));
-
-if (support_smi_only_arrays) {
-  print("Tests include smi-only arrays.");
-} else {
-  print("Tests do NOT include smi-only arrays.");
-}
-
 var elements_kind = {
   fast_smi_only            :  'fast smi only elements',
   fast                     :  'fast elements',
@@ -100,10 +85,6 @@ function getKind(obj) {
 }
 
 function assertKind(expected, obj, name_opt) {
-  if (!support_smi_only_arrays &&
-      expected == elements_kind.fast_smi_only) {
-    expected = elements_kind.fast;
-  }
   assertEquals(expected, getKind(obj), name_opt);
 }
 
@@ -143,8 +124,6 @@ function convert_mixed(array, value, kind) {
 }
 
 function test1() {
-  if (!support_smi_only_arrays) return;
-
   // Test transition chain SMI->DOUBLE->FAST (crankshafted function will
   // transition to FAST directly).
   var smis = construct_smis();