[url] Avoid scanning for whitespace twice during ResolveRelative

url/gurl_unittest.cc

Index: url/gurl_unittest.cc
diff --git a/url/gurl_unittest.cc b/url/gurl_unittest.cc
index f8d4c05288aef540a35766f3e36c0b9eca76433c..24dee6c2a65aeca3edb24a69892f500d86b2b783 100644
--- a/url/gurl_unittest.cc
+++ b/url/gurl_unittest.cc
@@ -294,6 +294,7 @@ TEST(GURLTest, Resolve) {
     {"http://www.google.com/foo/", "/bar", true, "http://www.google.com/bar"},
     {"http://www.google.com/foo", "bar", true, "http://www.google.com/bar"},
     {"http://www.google.com/", "http://images.google.com/foo.html", true, "http://images.google.com/foo.html"},
+    {"http://www.google.com/", "http://images.\tgoogle.\ncom/\rfoo.html", true, "http://images.google.com/foo.html"},
     {"http://www.google.com/blah/bloo?c#d", "../../../hello/./world.html?a#b", true, "http://www.google.com/hello/world.html?a#b"},
     {"http://www.google.com/foo#bar", "#com", true, "http://www.google.com/foo#com"},
     {"http://www.google.com/", "Https:images.google.com", true, "https://images.google.com/"},