[Autofill/Autocomplete Feature] Substring matching instead of prefix matching.

components/password_manager/core/browser/password_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_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_AUTOFILL_MANAGER_H_
 #define COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_AUTOFILL_MANAGER_H_
 
 #include <map>
 
 #include "base/gtest_prod_util.h"
@@ skipping 14 matching lines @@
 class PasswordAutofillManager : public autofill::AutofillPopupDelegate {
  public:
   PasswordAutofillManager(PasswordManagerDriver* password_manager_driver,
                           autofill::AutofillClient* autofill_client);
   virtual ~PasswordAutofillManager();
 
   // AutofillPopupDelegate implementation.
   void OnPopupShown() override;
   void OnPopupHidden() override;
   void DidSelectSuggestion(const base::string16& value,
-                           int identifier) override;
+                           int identifier,
+                           size_t match_start) override;
   void DidAcceptSuggestion(const base::string16& value,
                            int identifier,
                            int position) override;
   bool GetDeletionConfirmationText(const base::string16& value,
                                    int identifier,
                                    base::string16* title,
                                    base::string16* body) override;
   bool RemoveSuggestion(const base::string16& value, int identifier) override;
   void ClearPreviewedForm() override;
 
@@ skipping 11 matching lines @@
                                  int options,
                                  const gfx::RectF& bounds);
 
   // Called when main frame navigates. Not called for in-page navigations.
   void DidNavigateMainFrame();
 
   // A public version of FillSuggestion(), only for use in tests.
   bool FillSuggestionForTest(int key, const base::string16& username);
 
   // A public version of PreviewSuggestion(), only for use in tests.
-  bool PreviewSuggestionForTest(int key, const base::string16& username);
+  bool PreviewSuggestionForTest(int key,
+                                const base::string16& username,
+                                size_t match_start);
 
  private:
   typedef std::map<int, autofill::PasswordFormFillData> LoginToPasswordInfoMap;
 
   // Attempts to fill the password associated with user name |username|, and
   // returns true if it was successful.
   bool FillSuggestion(int key, const base::string16& username);
 
   // Attempts to preview the password associated with user name |username|, and
   // returns true if it was successful.
-  bool PreviewSuggestion(int key, const base::string16& username);
+  bool PreviewSuggestion(int key,
+                         const base::string16& username,
+                         size_t match_start);
 
   // If |current_username| matches a username for one of the login mappings in
   // |fill_data|, returns true and assigns the password and the original signon
   // realm to |password_and_realm|. Note that if the credential comes from the
   // same realm as the one we're filling to, the |realm| field will be left
   // empty, as this is the behavior of |PasswordFormFillData|.
   // Otherwise, returns false and leaves |password_and_realm| untouched.
   bool GetPasswordAndRealmForUsername(
       const base::string16& current_username,
       const autofill::PasswordFormFillData& fill_data,
@@ skipping 15 matching lines @@
   autofill::AutofillClient* const autofill_client_;  // weak
 
   base::WeakPtrFactory<PasswordAutofillManager> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PasswordAutofillManager);
 };
 
 }  // namespace password_manager
 
 #endif  // COMPONENTS_PASSWORD_MANAGER_CORE_BROWSER_PASSWORD_AUTOFILL_MANAGER_H_