Migrate webkit/browser/ to storage/browser/

webkit/browser/fileapi/quota/quota_reservation_buffer.cc

Index: webkit/browser/fileapi/quota/quota_reservation_buffer.cc
diff --git a/webkit/browser/fileapi/quota/quota_reservation_buffer.cc b/webkit/browser/fileapi/quota/quota_reservation_buffer.cc
deleted file mode 100644
index cfa567fc53330d7a2b168091661de44237be1e60..0000000000000000000000000000000000000000
--- a/webkit/browser/fileapi/quota/quota_reservation_buffer.cc
+++ /dev/null
@@ -1,105 +0,0 @@
-// 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 storage {
-
-QuotaReservationBuffer::QuotaReservationBuffer(
-    base::WeakPtr<QuotaReservationManager> reservation_manager,
-    const GURL& origin,
-    FileSystemType type)
-    : reservation_manager_(reservation_manager),
-      origin_(origin),
-      type_(type),
-      reserved_quota_(0) {
-  DCHECK(origin.is_valid());
-  DCHECK(sequence_checker_.CalledOnValidSequencedThread());
-  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 reserved_quota_consumption,
-                                              int64 usage_delta) {
-  DCHECK(sequence_checker_.CalledOnValidSequencedThread());
-  if (!reservation_manager_)
-    return;
-  reservation_manager_->CommitQuotaUsage(origin_, type_, usage_delta);
-
-  if (reserved_quota_consumption > 0) {
-    if (reserved_quota_consumption > reserved_quota_) {
-      LOG(ERROR) << "Detected over consumption of the storage quota beyond its"
-                 << " reservation";
-      reserved_quota_consumption = reserved_quota_;
-    }
-
-    reserved_quota_ -= reserved_quota_consumption;
-    reservation_manager_->ReleaseReservedQuota(
-        origin_, type_, reserved_quota_consumption);
-  }
-}
-
-void QuotaReservationBuffer::DetachOpenFileHandleContext(
-    OpenFileHandleContext* open_file) {
-  DCHECK(sequence_checker_.CalledOnValidSequencedThread());
-  DCHECK_EQ(open_file, open_files_[open_file->platform_path()]);
-  open_files_.erase(open_file->platform_path());
-}
-
-void QuotaReservationBuffer::PutReservationToBuffer(int64 reservation) {
-  DCHECK(sequence_checker_.CalledOnValidSequencedThread());
-  DCHECK_LE(0, reservation);
-  reserved_quota_ += reservation;
-}
-
-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::DecrementDirtyCount,
-                   reservation_manager_, origin_, type_));
-  }
-  reservation_manager_->ReleaseReservationBuffer(this);
-}
-
-// static
-bool QuotaReservationBuffer::DecrementDirtyCount(
-    base::WeakPtr<QuotaReservationManager> reservation_manager,
-    const GURL& origin,
-    FileSystemType type,
-    base::File::Error error,
-    int64 delta_unused) {
-  DCHECK(origin.is_valid());
-  if (error == base::File::FILE_OK && reservation_manager) {
-    reservation_manager->DecrementDirtyCount(origin, type);
-    return true;
-  }
-  return false;
-}
-
-}  // namespace storage