[turbofan] Remove for-in support from the AstGraphBuilder.

test/cctest/compiler/test-run-jsbranches.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/objects-inl.h"
 #include "test/cctest/compiler/function-tester.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
@@ skipping 86 matching lines @@
 
 TEST(ForStatement) {
   FunctionTester T("(function(a,b) { for (; a < b; a+=23) {} return a; })");
 
   T.CheckCall(T.Val(1), T.Val(1), T.Val(1));
   T.CheckCall(T.Val(24), T.Val(1), T.Val(23));
   T.CheckCall(T.Val(47), T.Val(1), T.Val(25));
   T.CheckCall(T.Val("str"), T.Val("str"), T.Val("str"));
 }
 
-
-static void TestForIn(const char* code) {
-  FunctionTester T(code);
-  T.CheckCall(T.undefined(), T.undefined());
-  T.CheckCall(T.undefined(), T.null());
-  T.CheckCall(T.undefined(), T.NewObject("({})"));
-  T.CheckCall(T.undefined(), T.Val(1));
-  T.CheckCall(T.Val("2"), T.Val("str"));
-  T.CheckCall(T.Val("a"), T.NewObject("({'a' : 1})"));
-  T.CheckCall(T.Val("2"), T.NewObject("([1, 2, 3])"));
-  T.CheckCall(T.Val("a"), T.NewObject("({'a' : 1, 'b' : 1})"), T.Val("b"));
-  T.CheckCall(T.Val("1"), T.NewObject("([1, 2, 3])"), T.Val("2"));
-}
-
-
-TEST(ForInStatement) {
-  // Variable assignment.
-  TestForIn(
-      "(function(a, b) {"
-      "var last;"
-      "for (var x in a) {"
-      "  if (b) { delete a[b]; b = undefined; }"
-      "  last = x;"
-      "}"
-      "return last;})");
-  // Indexed assignment.
-  TestForIn(
-      "(function(a, b) {"
-      "var array = [0, 1, undefined];"
-      "for (array[2] in a) {"
-      "  if (b) { delete a[b]; b = undefined; }"
-      "}"
-      "return array[2];})");
-  // Named assignment.
-  TestForIn(
-      "(function(a, b) {"
-      "var obj = {'a' : undefined};"
-      "for (obj.a in a) {"
-      "  if (b) { delete a[b]; b = undefined; }"
-      "}"
-      "return obj.a;})");
-}
-
-
-TEST(ForInContinueStatement) {
-  const char* src =
-      "(function(a,b) {"
-      "  var r = '-';"
-      "  for (var x in a) {"
-      "    r += 'A-';"
-      "    if (b) continue;"
-      "    r += 'B-';"
-      "  }"
-      "  return r;"
-      "})";
-  FunctionTester T(src);
-
-  T.CheckCall(T.Val("-A-B-"), T.NewObject("({x:1})"), T.false_value());
-  T.CheckCall(T.Val("-A-B-A-B-"), T.NewObject("({x:1,y:2})"), T.false_value());
-  T.CheckCall(T.Val("-A-"), T.NewObject("({x:1})"), T.true_value());
-  T.CheckCall(T.Val("-A-A-"), T.NewObject("({x:1,y:2})"), T.true_value());
-}
-
-
 TEST(ForOfContinueStatement) {
   const char* src =
       "(function(a,b) {"
       "  var r = '-';"
       "  for (var x of a) {"
       "    r += x + '-';"
       "    if (b) continue;"
       "    r += 'X-';"
       "  }"
       "  return r;"
@@ skipping 198 matching lines @@
 TEST(EmptyFor) {
   FunctionTester T("(function(a,b) { if (a) for(;;) ; return b; })");
 
   T.CheckCall(T.Val(8126.1), T.Val(0.0), T.Val(8126.1));
   T.CheckCall(T.Val(1123.1), T.Val(0.0), T.Val(1123.1));
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8