Make it easier to test OSR with %OptimizeOsr() runtime call.

test/mjsunit/compiler/optimized-for-in.js

 // Copyright 2012 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 233 matching lines @@
   return r.join('');
 });
 
 // Test OSR inside for-in.
 function osr_inner(t, limit) {
   var r = 1;
   for (var x in t) {
     if (t.hasOwnProperty(x)) {
       for (var i = 0; i < t[x].length; i++) {
         r += t[x][i];
-        if (i === limit) {
-          %OptimizeFunctionOnNextCall(osr_inner, "osr");
-        }
+        if (i === limit) %OptimizeOsr();
       }
       r += x;
     }
   }
   return r;
 }
 
 function osr_outer(t, osr_after) {
   var r = 1;
   for (var x in t) {
     for (var i = 0; i < t[x].length; i++) {
       r += t[x][i];
     }
-    if (x === osr_after) {
-      %OptimizeFunctionOnNextCall(osr_outer, "osr");
-    }
+    if (x === osr_after) %OptimizeOsr();
     r += x;
   }
   return r;
 }
 
 function osr_outer_and_deopt(t, osr_after) {
   var r = 1;
   for (var x in t) {
     r += x;
-    if (x == osr_after) {
-      %OptimizeFunctionOnNextCall(osr_outer_and_deopt, "osr");
-    }
+    if (x == osr_after) %OptimizeOsr();
   }
   return r;
 }
 
 function test_osr() {
   with ({}) {}  // Disable optimizations of this function.
   var arr = new Array(20);
   for (var i = 0; i < arr.length; i++) {
     arr[i] = i + 1;
   }
   arr.push(":");  // Force deopt at the end of the loop.
   assertEquals("211:x1234567891011121314151617181920:y", osr_inner({x: arr, y: arr}, (arr.length / 2) | 0));
   assertEquals("7x456y", osr_outer({x: [1,2,3], y: [4,5,6]}, "x"));
   assertEquals("101234567", osr_outer_and_deopt([1,2,3,4,5,6,7,8], "5"));
 }
 
 test_osr();