Turn on parallel recompilation for tests that assert optimization status.

test/mjsunit/never-optimize.js

Index: test/mjsunit/never-optimize.js
diff --git a/test/mjsunit/never-optimize.js b/test/mjsunit/never-optimize.js
index 06885abb925d6fa2f6265b9346db1d91f5b381ad..55b1f11981891a70fe01a4c25f55176416fd1a0b 100644
--- a/test/mjsunit/never-optimize.js
+++ b/test/mjsunit/never-optimize.js
@@ -37,10 +37,7 @@ if (%GetOptimizationStatus(o1) != 4) {
   o1();
 
   // Check that the given function was optimized.
-  var o1_status = %GetOptimizationStatus(o1);
-  assertTrue(o1_status == 1    // optimized
-          || o1_status == 3    // optimized (always opt)
-          || o1_status == 5);  // lazy recompile requested
+  assertOptimized(o1);
 
   // Test the %NeverOptimizeFunction runtime call.
   %NeverOptimizeFunction(u1);
@@ -61,6 +58,6 @@ if (%GetOptimizationStatus(o1) != 4) {
   u2(); u2();
 
   // 2 => not optimized.
-  assertTrue(%GetOptimizationStatus(u1) == 2);
-  assertFalse(%GetOptimizationStatus(u2) == 2);
+  assertUnoptimized(u1);
+  assertOptimized(u2);
 }