Roll v8-i18n, 160:163

Makes localeCompare much faster in default mode.

TBR=jshin@chromium.org
BUG=170864
TEST=Test 'a'.localeCompare('c') vs. 'a'.localeCompare('c', 'sr').


Review URL: https://chromiumcodereview.appspot.com/12084095

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@180056 0039d316-1c4b-4281-b951-d872f2087c98

DEPS

@@ -168,7 +168,7 @@ deps = {
     (Var("googlecode_url") % "bidichecker") + "/trunk/lib@4",
 
   "src/third_party/v8-i18n":
-    (Var("googlecode_url") % "v8-i18n") + "/trunk@160",
+    (Var("googlecode_url") % "v8-i18n") + "/trunk@163",
 
   # When roll to another webgl conformance tests revision, please goto
   # chrome/test/gpu and run generate_webgl_conformance_test_list.py.