Quota: Implement QuotaBackendImpl

webkit/browser/fileapi/quota/quota_reservation_buffer.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 "webkit/browser/fileapi/quota/quota_reservation_buffer.h"
 
 #include "base/bind.h"
 #include "webkit/browser/fileapi/quota/open_file_handle.h"
 #include "webkit/browser/fileapi/quota/open_file_handle_context.h"
 #include "webkit/browser/fileapi/quota/quota_reservation.h"
 
 namespace fileapi {
 
 namespace {
 
 void IgnoreResult(base::PlatformFileError error) {}
 
 }  // namespace
 
 QuotaReservationBuffer::QuotaReservationBuffer(
     base::WeakPtr<QuotaReservationManager> reservation_manager,
     const GURL& origin,
     FileSystemType type)
     : reservation_manager_(reservation_manager),
       origin_(origin),
       type_(type),
       reserved_quota_(0) {
   DCHECK(sequence_checker_.CalledOnValidSequencedThread());
-  reservation_manager_->IncreaseDirtyCount(origin, type);
+  reservation_manager_->IncrementDirtyCount(origin, type);
 }
 
 scoped_refptr<QuotaReservation> QuotaReservationBuffer::CreateReservation() {
   DCHECK(sequence_checker_.CalledOnValidSequencedThread());
   return make_scoped_refptr(new QuotaReservation(this));
 }
 
 scoped_ptr<OpenFileHandle> QuotaReservationBuffer::GetOpenFileHandle(
     QuotaReservation* reservation,
     const base::FilePath& platform_path) {
   DCHECK(sequence_checker_.CalledOnValidSequencedThread());
   OpenFileHandleContext** open_file = &open_files_[platform_path];
   if (!*open_file)
     *open_file = new OpenFileHandleContext(platform_path, this);
   return make_scoped_ptr(new OpenFileHandle(reservation, *open_file));
 }
 
 void QuotaReservationBuffer::CommitFileGrowth(int64 quota_consumption,
                                               int64 usage_delta) {
   DCHECK(sequence_checker_.CalledOnValidSequencedThread());
   if (!reservation_manager_)
     return;
-
-  reservation_manager_->CommitQuotaUsage(
-      origin_, type_, usage_delta,
-      base::Bind(&IgnoreResult));
+  reservation_manager_->CommitQuotaUsage(origin_, type_, usage_delta);
 
   DCHECK_LE(quota_consumption, reserved_quota_);
   if (quota_consumption > 0) {
     reserved_quota_ -= quota_consumption;
     reservation_manager_->ReleaseReservedQuota(
         origin_, type_, quota_consumption);
   }
 }
 
 void QuotaReservationBuffer::DetachOpenFileHandleContext(
@@ skipping 11 matching lines @@
 
 QuotaReservationBuffer::~QuotaReservationBuffer() {
   DCHECK(sequence_checker_.CalledOnValidSequencedThread());
   if (!reservation_manager_)
     return;
 
   DCHECK_LE(0, reserved_quota_);
   if (reserved_quota_ && reservation_manager_) {
     reservation_manager_->ReserveQuota(
         origin_, type_, -reserved_quota_,
-        base::Bind(&QuotaReservationBuffer::DecreaseDirtyCount,
+        base::Bind(&QuotaReservationBuffer::DecrementDirtyCount,
                    reservation_manager_, origin_, type_));
   }
   reservation_manager_->ReleaseReservationBuffer(this);
 }
 
 // static
-bool QuotaReservationBuffer::DecreaseDirtyCount(
+bool QuotaReservationBuffer::DecrementDirtyCount(
     base::WeakPtr<QuotaReservationManager> reservation_manager,
     const GURL& origin,
     FileSystemType type,
     base::PlatformFileError error) {
   if (error == base::PLATFORM_FILE_OK && reservation_manager) {
-    reservation_manager->DecreaseDirtyCount(origin, type);
+    reservation_manager->DecrementDirtyCount(origin, type);
     return true;
   }
   return false;
 }
 
 
 }  // namespace fileapi