1 files changed, 46 insertions, 0 deletions
diff --git a/chromium/net/disk_cache/cache_util_posix.cc b/chromium/net/disk_cache/cache_util_posix.cc
new file mode 100644
index 00000000000..b33c560a000
--- /dev/null
+++ b/chromium/net/disk_cache/cache_util_posix.cc
@@ -0,0 +1,46 @@
+// Copyright (c) 2011 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 "net/disk_cache/cache_util.h"
+
+#include "base/file_util.h"
+#include "base/files/file_enumerator.h"
+#include "base/logging.h"
+#include "base/strings/string_util.h"
+
+namespace disk_cache {
+
+bool MoveCache(const base::FilePath& from_path, const base::FilePath& to_path) {
+#if defined(OS_CHROMEOS)
+  // For ChromeOS, we don't actually want to rename the cache
+  // directory, because if we do, then it'll get recreated through the
+  // encrypted filesystem (with encrypted names), and we won't be able
+  // to see these directories anymore in an unmounted encrypted
+  // filesystem, so we just move each item in the cache to a new
+  // directory.
+  if (!file_util::CreateDirectory(to_path)) {
+    LOG(ERROR) << "Unable to create destination cache directory.";
+    return false;
+  }
+  base::FileEnumerator iter(from_path, false /* not recursive */,
+      base::FileEnumerator::DIRECTORIES | base::FileEnumerator::FILES);
+  for (base::FilePath name = iter.Next(); !name.value().empty();
+       name = iter.Next()) {
+    base::FilePath destination = to_path.Append(name.BaseName());
+    if (!base::Move(name, destination)) {
+      LOG(ERROR) << "Unable to move cache item.";
+      return false;
+    }
+  }
+  return true;
+#else
+  return base::Move(from_path, to_path);
+#endif
+}
+
+bool DeleteCacheFile(const base::FilePath& name) {
+  return base::DeleteFile(name, false);
+}
+
+}  // namespace disk_cache