1 files changed, 50 insertions, 0 deletions
diff --git a/chrome/browser/extensions/extension_data_deleter.cc b/chrome/browser/extensions/extension_data_deleter.cc
new file mode 100644
index 0000000..98cf433
--- /dev/null
+++ b/chrome/browser/extensions/extension_data_deleter.cc
@@ -0,0 +1,50 @@
+// Copyright (c) 2010 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/browser/extensions/extension_data_deleter.h"
+
+#include "chrome/browser/profile.h"
+#include "chrome/common/extensions/extension.h"
+#include "net/base/cookie_monster.h"
+#include "net/base/net_errors.h"
+#include "webkit/database/database_util.h"
+
+ExtensionDataDeleter::ExtensionDataDeleter(Profile* profile,
+                                           const GURL& extension_url) {
+  DCHECK(profile);
+  webkit_context_ = profile->GetWebKitContext();
+  database_tracker_ = profile->GetDatabaseTracker();
+  extension_request_context_ = profile->GetRequestContextForExtensions();
+  extension_url_ = extension_url;
+  origin_id_ =
+      webkit_database::DatabaseUtil::GetOriginIdentifier(extension_url_);
+}
+
+void ExtensionDataDeleter::StartDeleting() {
+  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI));
+  net::CookieMonster* cookie_monster =
+      extension_request_context_->GetCookieStore()->GetCookieMonster();
+  if (cookie_monster)
+    cookie_monster->DeleteAllForURL(extension_url_, true);
+
+  ChromeThread::PostTask(ChromeThread::WEBKIT, FROM_HERE,
+      NewRunnableMethod(this,
+          &ExtensionDataDeleter::DeleteLocalStorageOnWebkitThread));
+
+  ChromeThread::PostTask(ChromeThread::FILE, FROM_HERE,
+      NewRunnableMethod(this,
+          &ExtensionDataDeleter::DeleteDatabaseOnFileThread));
+}
+
+void ExtensionDataDeleter::DeleteDatabaseOnFileThread() {
+  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::FILE));
+  int rv = database_tracker_->DeleteDataForOrigin(origin_id_, NULL);
+  DCHECK(rv == net::OK || rv == net::ERR_IO_PENDING);
+}
+
+void ExtensionDataDeleter::DeleteLocalStorageOnWebkitThread() {
+  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::WEBKIT));
+  webkit_context_->dom_storage_context()->DeleteLocalStorageForOrigin(
+      origin_id_);
+}