In components/autofill, move browser/ to core/browser/

components/autofill/browser/webdata/autofill_webdata_backend_impl.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_BROWSER_WEBDATA_AUTOFILL_WEBDATA_BACKEND_IMPL_H_
-#define COMPONENTS_AUTOFILL_BROWSER_WEBDATA_AUTOFILL_WEBDATA_BACKEND_IMPL_H_
-
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/observer_list.h"
-#include "base/supports_user_data.h"
-#include "components/autofill/browser/webdata/autofill_webdata.h"
-#include "components/autofill/browser/webdata/autofill_webdata_backend.h"
-#include "components/autofill/core/common/form_field_data.h"
-#include "components/webdata/common/web_data_results.h"
-#include "components/webdata/common/web_data_service_base.h"
-#include "components/webdata/common/web_data_service_consumer.h"
-#include "components/webdata/common/web_database.h"
-#include "content/public/browser/browser_thread.h"
-
-class WebDataServiceBackend;
-
-namespace autofill {
-
-class AutofillChange;
-class AutofillProfile;
-class AutofillWebDataServiceObserverOnDBThread;
-class CreditCard;
-
-// Backend implentation for the AutofillWebDataService. This class runs on the
-// DB thread, as it handles reads and writes to the WebDatabase, and functions
-// in it should only be called from that thread. Most functions here are just
-// the implementations of the corresponding functions in the Autofill
-// WebDataService.
-class AutofillWebDataBackendImpl
-    : public base::RefCountedThreadSafe<AutofillWebDataBackendImpl,
-          content::BrowserThread::DeleteOnDBThread>,
-      public AutofillWebDataBackend {
- public:
-  // |web_database_backend| is used to access the WebDatabase directly for
-  // Sync-related operations. |on_changed_callback| is a closure which can be
-  // used to notify the UI thread of changes initiated by Sync (this callback
-  // may be called multiple times).
-  AutofillWebDataBackendImpl(
-      scoped_refptr<WebDataServiceBackend> web_database_backend,
-      const base::Closure& on_changed_callback);
-
-  // AutofillWebDataBackend implementation.
-  virtual void AddObserver(AutofillWebDataServiceObserverOnDBThread* observer)
-      OVERRIDE;
-  virtual void RemoveObserver(
-      AutofillWebDataServiceObserverOnDBThread* observer) OVERRIDE;
-  virtual WebDatabase* GetDatabase() OVERRIDE;
-  virtual void RemoveExpiredFormElements() OVERRIDE;
-  virtual void NotifyOfMultipleAutofillChanges() OVERRIDE;
-
-  // Returns a SupportsUserData objects that may be used to store data
-  // owned by the DB thread on this object. Should be called only from
-  // the DB thread, and will be destroyed on the DB thread soon after
-  // |ShutdownOnUIThread()| is called.
-  base::SupportsUserData* GetDBUserData();
-
-  void ResetUserData();
-
-  // Adds form fields to the web database.
-  WebDatabase::State AddFormElements(const std::vector<FormFieldData>& fields,
-                                     WebDatabase* db);
-
-  // Returns a vector of values which have been entered in form input fields
-  // named |name|.
-  scoped_ptr<WDTypedResult> GetFormValuesForElementName(
-      const base::string16& name,
-      const base::string16& prefix,
-      int limit,
-      WebDatabase* db);
-
-  // Returns true if there are any elements in the form.
-  scoped_ptr<WDTypedResult> HasFormElements(WebDatabase* db);
-
-  // Removes form elements recorded for Autocomplete from the database.
-  WebDatabase::State RemoveFormElementsAddedBetween(
-      const base::Time& delete_begin,
-      const base::Time& delete_end,
-      WebDatabase* db);
-
-
-  // Removes the Form-value |value| which has been entered in form input fields
-  // named |name| from the database.
-  WebDatabase::State RemoveFormValueForElementName(const base::string16& name,
-                                                   const base::string16& value,
-                                                   WebDatabase* db);
-
-  // Adds an Autofill profile to the web database.
-  WebDatabase::State AddAutofillProfile(const AutofillProfile& profile,
-                                        WebDatabase* db);
-
-  // Updates an Autofill profile in the web database.
-  WebDatabase::State UpdateAutofillProfile(const AutofillProfile& profile,
-                                           WebDatabase* db);
-
-  // Removes an Autofill profile from the web database.
-  WebDatabase::State RemoveAutofillProfile(const std::string& guid,
-                                           WebDatabase* db);
-
-  // Returns all Autofill profiles from the web database.
-  scoped_ptr<WDTypedResult> GetAutofillProfiles(WebDatabase* db);
-
-  // Adds a credit card to the web database.
-  WebDatabase::State AddCreditCard(const CreditCard& credit_card,
-                                   WebDatabase* db);
-
-  // Updates a credit card in the web database.
-  WebDatabase::State UpdateCreditCard(const CreditCard& credit_card,
-                                      WebDatabase* db);
-
-  // Removes a credit card from the web database.
-  WebDatabase::State RemoveCreditCard(const std::string& guid,
-                                      WebDatabase* db);
-
-  // Returns a vector of all credit cards from the web database.
-  scoped_ptr<WDTypedResult> GetCreditCards(WebDatabase* db);
-
-  // Removes Autofill records from the database.
-  WebDatabase::State RemoveAutofillDataModifiedBetween(
-      const base::Time& delete_begin,
-      const base::Time& delete_end,
-      WebDatabase* db);
-
-  // Removes origin URLs associated with Autofill profiles and credit cards from
-  // the database.
-  WebDatabase::State RemoveOriginURLsModifiedBetween(
-      const base::Time& delete_begin,
-      const base::Time& delete_end,
-      WebDatabase* db);
-
- protected:
-  virtual ~AutofillWebDataBackendImpl();
-
- private:
-  friend struct content::BrowserThread::DeleteOnThread<
-      content::BrowserThread::DB>;
-  friend class base::DeleteHelper<AutofillWebDataBackendImpl>;
-  // We have to friend RCTS<> so WIN shared-lib build is happy
-  // (http://crbug/112250).
-  friend class base::RefCountedThreadSafe<AutofillWebDataBackendImpl,
-      content::BrowserThread::DeleteOnDBThread>;
-
-  // This makes the destructor public, and thus allows us to aggregate
-  // SupportsUserData. It is private by default to prevent incorrect
-  // usage in class hierarchies where it is inherited by
-  // reference-counted objects.
-  class SupportsUserDataAggregatable : public base::SupportsUserData {
-   public:
-    SupportsUserDataAggregatable() {}
-    virtual ~SupportsUserDataAggregatable() {}
-   private:
-    DISALLOW_COPY_AND_ASSIGN(SupportsUserDataAggregatable);
-  };
-
-  // Storage for user data to be accessed only on the DB thread. May
-  // be used e.g. for SyncableService subclasses that need to be owned
-  // by this object. Is created on first call to |GetDBUserData()|.
-  scoped_ptr<SupportsUserDataAggregatable> user_data_;
-
-  WebDatabase::State RemoveExpiredFormElementsImpl(WebDatabase* db);
-
-  // Callbacks to ensure that sensitive info is destroyed if request is
-  // cancelled.
-  void DestroyAutofillProfileResult(const WDTypedResult* result);
-  void DestroyAutofillCreditCardResult(const WDTypedResult* result);
-
-  ObserverList<AutofillWebDataServiceObserverOnDBThread> db_observer_list_;
-
-  // WebDataServiceBackend allows direct access to DB.
-  // TODO(caitkp): Make it so nobody but us needs direct DB access anymore.
-  scoped_refptr<WebDataServiceBackend> web_database_backend_;
-
-  base::Closure on_changed_callback_;
-
-  DISALLOW_COPY_AND_ASSIGN(AutofillWebDataBackendImpl);
-};
-
-}  // namespace autofill
-
-#endif  // COMPONENTS_AUTOFILL_BROWSER_WEBDATA_AUTOFILL_WEBDATA_BACKEND_IMPL_H_