[Password Generation] Sends CSS classes inside autofill proto

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 1163 matching lines @@
 
         if (!field->label.empty()) {
           std::string truncated;
           base::TruncateUTF8ToByteSize(base::UTF16ToUTF8(field->label),
                                        kMaxFieldLabelNumChars, &truncated);
           added_field->set_label(truncated);
         }
 
         if (!field->autocomplete_attribute.empty())
           added_field->set_autocomplete(field->autocomplete_attribute);
+
+        if (!field->css_classes.empty())
+          added_field->set_css_classes(base::UTF16ToUTF8(field->css_classes));
       }
     }
   }
 }
 
 uint64_t FormStructure::Hash64Bit(const std::string& str) {
   std::string hash_bin = base::SHA1HashString(str);
   DCHECK_EQ(base::kSHA1Length, hash_bin.length());
 
   uint64_t hash64 = (((static_cast<uint64_t>(hash_bin[0])) & 0xFF) << 56) |
@@ skipping 171 matching lines @@
               filtered_strings[0].at(prefix_len)) {
         // Mismatch found.
         return filtered_strings[i].substr(0, prefix_len);
       }
     }
   }
   return filtered_strings[0];
 }
 
 }  // namespace autofill