Add database recovery for FileSystemDirectoryDatabase.

webkit/fileapi/sandbox_mount_point_provider.cc

 // Copyright (c) 2012 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/fileapi/sandbox_mount_point_provider.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 504 matching lines @@
 }
 
 int64 SandboxMountPointProvider::GetOriginUsageOnFileThread(
     const GURL& origin_url, fileapi::FileSystemType type) {
   DCHECK(type == kFileSystemTypeTemporary ||
          type == kFileSystemTypePersistent);
   FilePath base_path =
       GetBaseDirectoryForOriginAndType(origin_url, type, false);
   if (base_path.empty() || !file_util::DirectoryExists(base_path)) return 0;
   FilePath usage_file_path =
-      base_path.AppendASCII(FileSystemUsageCache::kUsageFileName);
+      base_path.Append(FileSystemUsageCache::kUsageFileName);
 
   bool is_valid = FileSystemUsageCache::IsValid(usage_file_path);
   int32 dirty_status = FileSystemUsageCache::GetDirty(usage_file_path);
   bool visited = (visited_origins_.find(origin_url) != visited_origins_.end());
   visited_origins_.insert(origin_url);
   if (is_valid && (dirty_status == 0 || (dirty_status > 0 && visited))) {
     // The usage cache is clean (dirty == 0) or the origin is already
     // initialized and running.  Read the cache file to get the usage.
     return FileSystemUsageCache::GetUsage(usage_file_path);
   }
@@ skipping 78 matching lines @@
       origin_url, type);
   FileSystemUsageCache::IncrementDirty(usage_file_path);
 }
 
 FilePath SandboxMountPointProvider::GetUsageCachePathForOriginAndType(
     const GURL& origin_url, fileapi::FileSystemType type) const {
   FilePath base_path =
       GetBaseDirectoryForOriginAndType(origin_url, type, false);
   if (base_path.empty())
     return FilePath();
-  return base_path.AppendASCII(FileSystemUsageCache::kUsageFileName);
+  return base_path.Append(FileSystemUsageCache::kUsageFileName);
 }
 
 FilePath SandboxMountPointProvider::OldCreateFileSystemRootPath(
     const GURL& origin_url, fileapi::FileSystemType type) {
   FilePath origin_base_path =
       OldGetBaseDirectoryForOriginAndType(old_base_path(), origin_url, type);
   DCHECK(!origin_base_path.empty());
 
   FilePath root;
   base::PlatformFileError result =
@@ skipping 26 matching lines @@
        i < file_system_options_.additional_allowed_schemes().size();
        ++i) {
     if (url.SchemeIs(
             file_system_options_.additional_allowed_schemes()[i].c_str()))
       return true;
   }
   return false;
 }
 
 }  // namespace fileapi