Remove flag track-allocation-sites.

test/mjsunit/osr-elements-kind.js

 // Copyright 2012 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 --smi-only-arrays --expose-gc
-// Flags: --notrack_allocation_sites
 
 // 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
@@ skipping 73 matching lines @@
   assertEquals(expected, getKind(obj), name_opt);
 }
 
 // long-running loop forces OSR.
 %NeverOptimizeFunction(construct_smis);
 %NeverOptimizeFunction(construct_doubles);
 %NeverOptimizeFunction(convert_mixed);
 for (var i = 0; i < 1000000; i++) { }
 
 if (support_smi_only_arrays) {
+  // This code exists to eliminate the learning influence of AllocationSites
+  // on the following tests.
+  var __sequence = 0;
+  function make_array_string() {
+    this.__sequence = this.__sequence + 1;
+    return "/* " + this.__sequence + " */  [0, 0, 0];"
+  }
+  function make_array() {
+    return eval(make_array_string());
+  }
+
   function construct_smis() {
-    var a = [0, 0, 0];
+    var a = make_array();
     a[0] = 0;  // Send the COW array map to the steak house.
     assertKind(elements_kind.fast_smi_only, a);
     return a;
   }
   function construct_doubles() {
     var a = construct_smis();
     a[0] = 1.5;
     assertKind(elements_kind.fast_double, a);
     return a;
   }
@@ skipping 16 matching lines @@
 
   smis = construct_smis();
   doubles = construct_doubles();
   convert_mixed(smis, 1, elements_kind.fast);
   convert_mixed(doubles, 1, elements_kind.fast);
   assertTrue(%HaveSameMap(smis, doubles));
 }
 
 // Throw away type information in the ICs for next stress run.
 gc();