Fix C++11 compilation on iOS

src/url_canon_unittest.cc

Index: src/url_canon_unittest.cc
diff --git a/src/url_canon_unittest.cc b/src/url_canon_unittest.cc
index 0c57f55e1b7b321814b0c8ca2a99a764dacc0c08..c95dcb5e642d18890f8392e3fa379addb3cefcfa 100644
--- a/src/url_canon_unittest.cc
+++ b/src/url_canon_unittest.cc
@@ -403,7 +403,7 @@ TEST(URLCanonTest, Host) {
     {NULL, L"GOO\x200b\x2060\xfeffgoo.com", "googoo.com", url_parse::Component(0, 10), CanonHostInfo::NEUTRAL, -1, ""},
       // Ideographic full stop (full-width period for Chinese, etc.) should be
       // treated as a dot.
-    {NULL, L"www.foo\x3002"L"bar.com", "www.foo.bar.com", url_parse::Component(0, 15), CanonHostInfo::NEUTRAL, -1, ""},
+    {NULL, L"www.foo\x3002" L"bar.com", "www.foo.bar.com", url_parse::Component(0, 15), CanonHostInfo::NEUTRAL, -1, ""},
       // Invalid unicode characters should fail...
       // ...In wide input, ICU will barf and we'll end up with the input as
       //    escaped UTF-8 (the invalid character should be replaced with the