Rename WebDataServiceBackend to WebDatabaseBackend

components/webdata/common/web_database_service.cc

 // 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.
 
 #include "components/webdata/common/web_database_service.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "components/webdata/common/web_data_request_manager.h"
 #include "components/webdata/common/web_data_results.h"
-#include "components/webdata/common/web_data_service_backend.h"
 #include "components/webdata/common/web_data_service_consumer.h"
+#include "components/webdata/common/web_database_backend.h"
 
 using base::Bind;
 using base::FilePath;
 
 // Receives messages from the backend on the DB thread, posts them to
 // WebDatabaseService on the UI thread.
-class WebDatabaseService::BackendDelegate :
-    public WebDataServiceBackend::Delegate {
+class WebDatabaseService::BackendDelegate
+    : public WebDatabaseBackend::Delegate {
  public:
   BackendDelegate(
       const base::WeakPtr<WebDatabaseService>& web_database_service)
       : web_database_service_(web_database_service),
         callback_thread_(base::MessageLoopProxy::current()) {
   }
 
   void DBLoaded(sql::InitStatus status) override {
     callback_thread_->PostTask(
         FROM_HERE,
@@ skipping 18 matching lines @@
   // WebDatabaseService should be instantiated on UI thread.
   DCHECK(ui_thread->BelongsToCurrentThread());
   // WebDatabaseService requires DB thread if instantiated.
   DCHECK(db_thread.get());
 }
 
 WebDatabaseService::~WebDatabaseService() {
 }
 
 void WebDatabaseService::AddTable(scoped_ptr<WebDatabaseTable> table) {
-  if (!wds_backend_.get()) {
-    wds_backend_ = new WebDataServiceBackend(
-        path_, new BackendDelegate(weak_ptr_factory_.GetWeakPtr()),
-        db_thread_);
+  if (!web_db_backend_.get()) {
+    web_db_backend_ = new WebDatabaseBackend(
+        path_, new BackendDelegate(weak_ptr_factory_.GetWeakPtr()), db_thread_);
   }
-  wds_backend_->AddTable(table.Pass());
+  web_db_backend_->AddTable(table.Pass());
 }
 
 void WebDatabaseService::LoadDatabase() {
-  DCHECK(wds_backend_.get());
+  DCHECK(web_db_backend_.get());
   db_thread_->PostTask(
-      FROM_HERE,
-      Bind(&WebDataServiceBackend::InitDatabase, wds_backend_));
+      FROM_HERE, Bind(&WebDatabaseBackend::InitDatabase, web_db_backend_));
 }
 
 void WebDatabaseService::ShutdownDatabase() {
   db_loaded_ = false;
   loaded_callbacks_.clear();
   error_callbacks_.clear();
   weak_ptr_factory_.InvalidateWeakPtrs();
-  if (!wds_backend_.get())
+  if (!web_db_backend_.get())
     return;
   db_thread_->PostTask(
-      FROM_HERE, Bind(&WebDataServiceBackend::ShutdownDatabase, wds_backend_));
+      FROM_HERE, Bind(&WebDatabaseBackend::ShutdownDatabase, web_db_backend_));
 }
 
 WebDatabase* WebDatabaseService::GetDatabaseOnDB() const {
   DCHECK(db_thread_->BelongsToCurrentThread());
-  return wds_backend_.get() ? wds_backend_->database() : NULL;
+  return web_db_backend_.get() ? web_db_backend_->database() : NULL;
 }
 
-scoped_refptr<WebDataServiceBackend> WebDatabaseService::GetBackend() const {
-  return wds_backend_;
+scoped_refptr<WebDatabaseBackend> WebDatabaseService::GetBackend() const {
+  return web_db_backend_;
 }
 
 void WebDatabaseService::ScheduleDBTask(
     const tracked_objects::Location& from_here,
     const WriteTask& task) {
-  DCHECK(wds_backend_.get());
+  DCHECK(web_db_backend_.get());
   scoped_ptr<WebDataRequest> request(
-      new WebDataRequest(NULL, wds_backend_->request_manager().get()));
-  db_thread_->PostTask(from_here,
-                       Bind(&WebDataServiceBackend::DBWriteTaskWrapper,
-                            wds_backend_, task, base::Passed(&request)));
+      new WebDataRequest(NULL, web_db_backend_->request_manager().get()));
+  db_thread_->PostTask(
+      from_here, Bind(&WebDatabaseBackend::DBWriteTaskWrapper, web_db_backend_,
+                      task, base::Passed(&request)));
 }
 
 WebDataServiceBase::Handle WebDatabaseService::ScheduleDBTaskWithResult(
     const tracked_objects::Location& from_here,
     const ReadTask& task,
     WebDataServiceConsumer* consumer) {
   DCHECK(consumer);
-  DCHECK(wds_backend_.get());
+  DCHECK(web_db_backend_.get());
   scoped_ptr<WebDataRequest> request(
-      new WebDataRequest(consumer, wds_backend_->request_manager().get()));
+      new WebDataRequest(consumer, web_db_backend_->request_manager().get()));
   WebDataServiceBase::Handle handle = request->GetHandle();
-  db_thread_->PostTask(from_here,
-                       Bind(&WebDataServiceBackend::DBReadTaskWrapper,
-                            wds_backend_, task, base::Passed(&request)));
+  db_thread_->PostTask(
+      from_here, Bind(&WebDatabaseBackend::DBReadTaskWrapper, web_db_backend_,
+                      task, base::Passed(&request)));
   return handle;
 }
 
 void WebDatabaseService::CancelRequest(WebDataServiceBase::Handle h) {
-  if (!wds_backend_.get())
+  if (!web_db_backend_.get())
     return;
-  wds_backend_->request_manager()->CancelRequest(h);
+  web_db_backend_->request_manager()->CancelRequest(h);
 }
 
 void WebDatabaseService::RegisterDBLoadedCallback(
     const DBLoadedCallback& callback) {
   loaded_callbacks_.push_back(callback);
 }
 
 void WebDatabaseService::RegisterDBErrorCallback(
     const DBLoadErrorCallback& callback) {
   error_callbacks_.push_back(callback);
@@ skipping 12 matching lines @@
   } else {
     // Notify that the database load failed.
     for (size_t i = 0; i < error_callbacks_.size(); i++) {
       if (!error_callbacks_[i].is_null())
         error_callbacks_[i].Run(status);
     }
 
     error_callbacks_.clear();
   }
 }