[tests] Cleanup tests that use assertOptimized()/assertUnoptimized().

test/mjsunit/never-optimize.js

 // Copyright 2013 the V8 project authors. All rights reserved.
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 // modification, are permitted provided that the following conditions are
 // met:
 //
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 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// Flags: --allow-natives-syntax
+// Flags: --allow-natives-syntax --crankshaft --no-always-opt
 
 function o1() {
 }
 
-if (%GetOptimizationStatus(o1) != 4) {
-  // 4 == optimization disabled.
-  o1(); o1();
-  %OptimizeFunctionOnNextCall(o1);
-  o1();
+o1(); o1();
+%OptimizeFunctionOnNextCall(o1);
+o1();
 
-  // Check that the given function was optimized.
-  assertOptimized(o1);
+// Check that the given function was optimized.
+assertOptimized(o1);
 
-  // Test the %NeverOptimizeFunction runtime call.
-  %NeverOptimizeFunction(u1);
-  function u1() {
-  }
+// Test the %NeverOptimizeFunction runtime call.
+%NeverOptimizeFunction(u1);
+function u1() {
+}
 
-  function u2() {
-    u1();
-  }
+function u2() {
+  u1();
+}
 
-  u1(); u1();
-  u2(); u2();
+u1(); u1();
+u2(); u2();
 
-  %OptimizeFunctionOnNextCall(u1);
-  %OptimizeFunctionOnNextCall(u2);
+%OptimizeFunctionOnNextCall(u1);
+%OptimizeFunctionOnNextCall(u2);
 
-  u1(); u1();
-  u2(); u2();
+u1(); u1();
+u2(); u2();
 
-  // 2 => not optimized.
-  assertUnoptimized(u1);
-  assertOptimized(u2);
-}
+assertUnoptimized(u1);
+assertOptimized(u2);