Uses fine grained histogram buckets for CVC errors.

components/autofill/core/browser/autofill_manager.h

 // 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.
 
 #ifndef COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_MANAGER_H_
 #define COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_MANAGER_H_
 
 #include <deque>
 #include <map>
 #include <memory>
@@ skipping 545 matching lines @@
   // Collected information about the autofill form where unmasked card will be
   // filled.
   int unmasking_query_id_;
   FormData unmasking_form_;
   FormFieldData unmasking_field_;
   CreditCard masked_card_;
 
   // Collected information about a pending upload request.
   payments::PaymentsClient::UploadRequestDetails upload_request_;
   bool user_did_accept_upload_prompt_;
+  bool should_cvc_be_requested_;
+  bool found_cvc_field_;
+  bool found_cvc_value_;
   GURL pending_upload_request_url_;
-  bool should_cvc_be_requested_;
 
 #ifdef ENABLE_FORM_DEBUG_DUMP
   // The last few autofilled forms (key/value pairs) submitted, for debugging.
   // TODO(brettw) this should be removed. See DumpAutofillData.
   std::vector<std::map<std::string, base::string16>>
       recently_autofilled_forms_;
 #endif
 
   // Suggestion backend ID to ID mapping. We keep two maps to convert back and
   // forth. These should be used only by BackendIDToInt and IntToBackendID.
@@ skipping 56 matching lines @@
   FRIEND_TEST_ALL_PREFIXES(AutofillManagerTest,
                            OnLoadedServerPredictions_ResetManager);
   FRIEND_TEST_ALL_PREFIXES(AutofillManagerTest, DontOfferToSavePaymentsCard);
   FRIEND_TEST_ALL_PREFIXES(AutofillManagerTest, FillInUpdatedExpirationDate);
   DISALLOW_COPY_AND_ASSIGN(AutofillManager);
 };
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_MANAGER_H_