Fix auto raw pointer deduction on linux

url/origin_unittest.cc

Index: url/origin_unittest.cc
diff --git a/url/origin_unittest.cc b/url/origin_unittest.cc
index a5c30426f346214213f94c2b46c7da5924e48b89..4e1139c4bac58cda3d18a47df3954db38713baa3 100644
--- a/url/origin_unittest.cc
+++ b/url/origin_unittest.cc
@@ -262,7 +262,7 @@ TEST(OriginTest, SuboriginSerialization) {
       "https-so://.", "https-so://foo", "https-so://.foo", "https-so://foo.",
   };
 
-  for (const auto& test_case : failure_cases) {
+  for (auto* test_case : failure_cases) {
     SCOPED_TRACE(test_case);
     GURL url(test_case);
     EXPECT_TRUE(url.is_valid());