Don't inline Array functions if receiver map is not extensible.

test/mjsunit/regress/regress-crbug-412319.js

Index: test/mjsunit/regress/regress-crbug-412319.js
diff --git a/test/mjsunit/regress/regress-crbug-412319.js b/test/mjsunit/regress/regress-crbug-412319.js
new file mode 100644
index 0000000000000000000000000000000000000000..21386e3bd614f3ad0bdd3eb35dd2c41b8e7b76e2
--- /dev/null
+++ b/test/mjsunit/regress/regress-crbug-412319.js
@@ -0,0 +1,19 @@
+// 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.
+
+// Flags: --allow-natives-syntax
+
+function __f_6() {
+ var __v_7 = [0];
+ %PreventExtensions(__v_7);
+ for (var __v_6 = -2; __v_6 < 19; __v_6++) __v_7.shift();
+ __f_7(__v_7);
+}
+__f_6();
+__f_6();
+%OptimizeFunctionOnNextCall(__f_6);
+__f_6();
+function __f_7(__v_7) {
+  __v_7.push(Infinity);
+}