components: Change auto to not deduce raw pointers.

components/autofill/core/browser/form_structure.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/autofill/core/browser/form_structure.h"
 
 #include <stdint.h>
 
 #include <algorithm>
 #include <map>
@@ skipping 414 matching lines @@
     AutofillQueryContents* query) {
   DCHECK(encoded_signatures);
   encoded_signatures->clear();
   encoded_signatures->reserve(forms.size());
 
   query->set_client_version(kClientVersion);
 
   // Some badly formatted web sites repeat forms - detect that and encode only
   // one form as returned data would be the same for all the repeated forms.
   std::set<std::string> processed_forms;
-  for (const auto& form : forms) {
+  for (const auto* form : forms) {
     std::string signature(form->FormSignature());
     if (processed_forms.find(signature) != processed_forms.end())
       continue;
     processed_forms.insert(signature);
     if (form->IsMalformed())
       continue;
 
     form->EncodeFormForQuery(query->add_form());
 
     encoded_signatures->push_back(signature);
@@ skipping 903 matching lines @@
               filtered_strings[0].at(prefix_len)) {
         // Mismatch found.
         return filtered_strings[i].substr(0, prefix_len);
       }
     }
   }
   return filtered_strings[0];
 }
 
 }  // namespace autofill