Sending autofill types for username fields in sign-in forms for improving username detection.

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 173 matching lines @@
   // if this form is not relevant for Autofill.
   bool OnWillSubmitForm(const FormData& form, const base::TimeTicks& timestamp);
 
   // Processes the submitted |form|, saving any new Autofill data to the user's
   // personal profile. Returns false if this form is not relevant for Autofill.
   bool OnFormSubmitted(const FormData& form);
 
   // Will send an upload based on the |form_structure| data and the local
   // Autofill profile data. |observed_submission| is specified if the upload
   // follows an observed submission event.
-  void StartUploadProcess(std::unique_ptr<FormStructure> form_structure,
-                          const base::TimeTicks& timestamp,
-                          bool observed_submission);
+  virtual void StartUploadProcess(std::unique_ptr<FormStructure> form_structure,
+                                  const base::TimeTicks& timestamp,
+                                  bool observed_submission);
 
   // Update the pending form with |form|, possibly processing the current
   // pending form for upload.
   void UpdatePendingForm(const FormData& form);
 
   // Upload the current pending form.
   void ProcessPendingFormForUpload();
 
   void OnTextFieldDidChange(const FormData& form,
                             const FormFieldData& field,
@@ skipping 416 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_