Move basic API permissions code out of //chrome

chrome/common/extensions/permissions/media_galleries_permission_data.cc

-// Copyright (c) 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 "chrome/common/extensions/permissions/media_galleries_permission_data.h"
-
-#include "base/strings/string_util.h"
-#include "base/values.h"
-#include "chrome/common/extensions/permissions/media_galleries_permission.h"
-
-namespace extensions {
-
-MediaGalleriesPermissionData::MediaGalleriesPermissionData() {
-}
-
-bool MediaGalleriesPermissionData::Check(
-    const APIPermission::CheckParam* param) const {
-  if (!param)
-    return false;
-
-  const MediaGalleriesPermission::CheckParam& specific_param =
-      *static_cast<const MediaGalleriesPermission::CheckParam*>(param);
-  return permission_ == specific_param.permission;
-}
-
-scoped_ptr<base::Value> MediaGalleriesPermissionData::ToValue() const {
-  return scoped_ptr<base::Value>(new base::StringValue(permission_));
-}
-
-bool MediaGalleriesPermissionData::FromValue(const base::Value* value) {
-  if (!value)
-    return false;
-
-  std::string raw_permission;
-  if (!value->GetAsString(&raw_permission))
-    return false;
-
-  std::string permission;
-  base::TrimWhitespaceASCII(raw_permission, base::TRIM_ALL, &permission);
-
-  if (permission == MediaGalleriesPermission::kAllAutoDetectedPermission ||
-      permission == MediaGalleriesPermission::kScanPermission ||
-      permission == MediaGalleriesPermission::kReadPermission ||
-      permission == MediaGalleriesPermission::kCopyToPermission ||
-      permission == MediaGalleriesPermission::kDeletePermission) {
-    permission_ = permission;
-    return true;
-  }
-  return false;
-}
-
-bool MediaGalleriesPermissionData::operator<(
-    const MediaGalleriesPermissionData& rhs) const {
-  return permission_ < rhs.permission_;
-}
-
-bool MediaGalleriesPermissionData::operator==(
-    const MediaGalleriesPermissionData& rhs) const {
-  return permission_ == rhs.permission_;
-}
-
-}  // namespace extensions