[turbofan] Fix the deopt ids in assignment.

test/mjsunit/regress/regress-463028.js

Index: test/mjsunit/regress/regress-463028.js
diff --git a/test/mjsunit/regress/regress-449291.js b/test/mjsunit/regress/regress-463028.js
similarity index 56%
copy from test/mjsunit/regress/regress-449291.js
copy to test/mjsunit/regress/regress-463028.js
index fb56027b67f3f176f1432c11b39075aec6cc8429..1454ef1aea9a4ba296f99ce0531821e3ccd85aa5 100644
--- a/test/mjsunit/regress/regress-449291.js
+++ b/test/mjsunit/regress/regress-463028.js
@@ -4,16 +4,15 @@
 
 // Flags: --allow-natives-syntax
 
-a = {y:1.5};
-a.y = 1093445778;
-b = a.y;
-c = {y:{}};
+var o = {}
+Object.defineProperty(o, "z", {
+    set: function() {
+      %DeoptimizeFunction(f);
+    },
+});
 
-function f() {
-  return {y: b};
+function f(o) {
+  return 19 + (void(o.z = 12));
 }
 
-f();
-f();
-%OptimizeFunctionOnNextCall(f);
-assertEquals(f().y, 1093445778);
+f(o);