[mjsunit] Remove unsupported flag --turbo-deoptimization from tests.

test/mjsunit/harmony/proxies.js

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 11 matching lines @@
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 // We change the stack size for the ARM64 simulator because at one point this
 // test enters an infinite recursion which goes through the runtime and we
 // overflow the system stack before the simulator stack.
 
-// Flags: --harmony-proxies --sim-stack-size=500 --turbo-deoptimization
-// Flags: --allow-natives-syntax
+// Flags: --harmony-proxies --sim-stack-size=500 --allow-natives-syntax
 
 
 // Helper.
 
 function TestWithProxies(test, x, y, z) {
   test(Proxy.create, x, y, z)
   test(function(h) {return Proxy.createFunction(h, function() {})}, x, y, z)
 }
 
 
@@ skipping 2274 matching lines @@
   function f() {
     return o.x;
   }
   assertEquals(10, f());
   assertEquals(10, f());
   %OptimizeFunctionOnNextCall(f);
   assertEquals(10, f());
 }
 
 TestOptWithProxyPrototype();