Delete CPS IR

tests/compiler/dart2js/cps_ir/expected/gvn_1.js

-// Expectation for test: 
-// foo(x, list) {
-//   var sum = 0;
-//   for (int k = 0; k < 10; k++) {
-//     // Everything can be hoisted out up to the index access which is
-//     // blocked by the bounds check.
-//     var a = x.left.left;
-//     var b = x.left.right;
-//     var c = x.right.left;
-//     var d = x.right.right;
-//     var i = a.value + c.value;
-//     var j = b.value + d.value;
-//     var z = list[i * j] + i;
-//     sum += z;
-//   }
-//   return sum;
-// }
-// // Use a different class for each level in the tree, so type inference
-// // is not confused.
-// class Root {
-//   Branch left, right;
-//   Root(this.left, this.right);
-// }
-// class Branch {
-//   Leaf left, right;
-//   Branch(this.left, this.right);
-// }
-// class Leaf {
-//   int value;
-//   Leaf(this.value);
-// }
-// main() {
-//   var x1 = new Leaf(1);
-//   var x2 = new Leaf(10);
-//   var x3 = new Leaf(20);
-//   var x4 = new Leaf(-10);
-//   var y1 = new Branch(x1, x2);
-//   var y2 = new Branch(x3, x4);
-//   var z  = new Root(y1, y2);
-//   print(foo(z, [1,2,3,4,5,6,7,8,9,10]));
-// }
-
-function() {
-  var v0 = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10], i = 1 + 20, v1 = i * (10 + -10), sum = 0, k = 0, line;
-  for (; k < 10; sum += i + v0[v1], ++k)
-    if (v1 < 0 || v1 >= 10)
-      return H.ioore(v0, v1);
-  line = H.S(sum);
-  if (typeof dartPrint == "function")
-    dartPrint(line);
-  else if (typeof console == "object" && typeof console.log != "undefined")
-    console.log(line);
-  else if (!(typeof window == "object")) {
-    if (!(typeof print == "function"))
-      throw "Unable to print message: " + String(line);
-    print(line);
-  }
-}