Synchronize with r15594.

test/intl/break-iterator/property-override.js

 // Copyright 2013 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
 //       with the distribution.
 //     * Neither the name of Google Inc. nor the names of its
 //       contributors may be used to endorse or promote products derived
 //       from this software without specific prior written permission.
 //
 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-function s(v) {
-  v.x = 1;
+// Checks for security holes introduced by Object.property overrides.
+// For example:
+// Object.defineProperty(Array.prototype, 'locale', {
+//   set: function(value) {
+//     throw new Error('blah');
+//   },
+//   configurable: true,
+//   enumerable: false
+// });
+//
+// would throw in case of (JS) x.locale = 'us' or (C++) x->Set('locale', 'us').
+//
+// Update both break-iterator.js and break-iterator.cc so they have the same
+// list of properties.
+
+// First get supported properties.
+var properties = [];
+var options = Intl.v8BreakIterator().resolvedOptions();
+for (var prop in options) {
+  if (options.hasOwnProperty(prop)) {
+    properties.push(prop);
+  }
 }
 
-function c(p) {
-  return {__proto__: p};
-}
+var expectedProperties = [
+  'type', 'locale'
+];
 
-var p = {};
+assertEquals(expectedProperties.length, properties.length);
 
-var o1 = c(p);
-var o2 = c(p);
-var o3 = c(p);
-var o4 = c(p);
-var o5 = c(p);
-
-// Initialize the store IC.
-s(o1);
-s(o2);
-
-// Install a setter on p.x
-var count = 0;
-Object.defineProperty(p, "x", {
-  set: function(x) {
-    count += 1;
-  }
+properties.forEach(function(prop) {
+  assertFalse(expectedProperties.indexOf(prop) === -1);
 });
 
-// Verify that the setter was called directly.
-o3.x = 20;
-assertEquals(1, count);
+taintProperties(properties);
 
-// Verify that monomorphic prototype failure is triggered in the IC.
-s(o4);
-assertEquals(2, count);
-
-// Verify that the newly installed IC is correct.
-s(o5);
-assertEquals(3, count);
+var locale = Intl.v8BreakIterator().resolvedOptions().locale;