Fix deoptimizer for shared optimized code.

test/mjsunit/regress/regress-crbug-147475.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 22 matching lines @@
 
 function factory(worker) {
   return function(call_depth) {
     if (call_depth == 0) return 10;
     return 1 + worker(call_depth - 1);
   }
 }
 
 var f1 = factory(worker1);
 var f2 = factory(f1);
-assertEquals(11, f2(1));  // Result: 1 + f1(0) == 1 + 10.
 assertEquals(11, f2(1));
 %OptimizeFunctionOnNextCall(f1);
-assertEquals(10, f1(0));  // Terminates immediately -> returns 10.
+assertEquals(10, f1(0));
 %OptimizeFunctionOnNextCall(f2);
-assertEquals(102, f2(1000));  // 1 + f1(999) == 1 + 1 + worker1(998) == 102
+assertEquals(102, f2(2));
+assertEquals(102, f2(2));