[Password Generation] Send id attribute to server for HTML based form classifier

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 1141 matching lines @@
       }
 
       added_field->set_signature(field->GetFieldSignature());
 
       if (IsAutofillFieldMetadataEnabled()) {
         added_field->set_type(field->form_control_type);
 
         if (!field->name.empty())
           added_field->set_name(base::UTF16ToUTF8(field->name));
 
+        if (!field->id.empty())
+          added_field->set_id(base::UTF16ToUTF8(field->id));
+
         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));
 
         if (field->properties_mask)
           added_field->set_properties_mask(field->properties_mask);
       }
     }
@@ skipping 145 matching lines @@
               filtered_strings[0].at(prefix_len)) {
         // Mismatch found.
         return filtered_strings[i].substr(0, prefix_len);
       }
     }
   }
   return filtered_strings[0];
 }
 
 }  // namespace autofill