Experiment to add bank name in autofill ui.

components/autofill/core/browser/webdata/autofill_table.h

Index: components/autofill/core/browser/webdata/autofill_table.h
diff --git a/components/autofill/core/browser/webdata/autofill_table.h b/components/autofill/core/browser/webdata/autofill_table.h
index 872d127b393bade1cd3d96b71c364c3b8a18dc64..f4a4cda42ee75bc2d84bd76f5e35a33571ff9b0e 100644
--- a/components/autofill/core/browser/webdata/autofill_table.h
+++ b/components/autofill/core/browser/webdata/autofill_table.h
@@ -164,6 +164,7 @@ struct FormFieldData;
 //                      with locally stored cards and generating descriptions.
 //   exp_month          Expiration month: 1-12
 //   exp_year           Four-digit year: 2017
+//   bank_name          Issuer bank name of the credit card.
 //
 // unmasked_credit_cards
 //                      When a masked credit credit card is unmasked and the
@@ -461,6 +462,7 @@ class AutofillTable : public WebDatabaseTable {
   bool MigrateToVersion67AddMaskedCardBillingAddress();
   bool MigrateToVersion70AddSyncMetadata();
   bool MigrateToVersion71AddHasConvertedAndBillingAddressIdMetadata();
+  bool MigrateToVersion72AddMaskedCardBankName();
 
   // Max data length saved in the table, AKA the maximum length allowed for
   // form data.