Add WebView implementation for CookieManager.

android_webview/browser/scoped_allow_wait_for_legacy_web_view_api.h

Index: android_webview/browser/scoped_allow_wait_for_legacy_web_view_api.h
diff --git a/android_webview/browser/scoped_allow_wait_for_legacy_web_view_api.h b/android_webview/browser/scoped_allow_wait_for_legacy_web_view_api.h
new file mode 100644
index 0000000000000000000000000000000000000000..45e9096133b688a5fca28ecb394f7956f573d5f5
--- /dev/null
+++ b/android_webview/browser/scoped_allow_wait_for_legacy_web_view_api.h
@@ -0,0 +1,20 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.

[jam, 2012/09/05 01:38:22]

nit: it doesn't seem necessary to add a header just for this. just put this
class in cookie_manager.cc

[Ted C, 2012/09/05 18:45:35]

Done.

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef ANDROID_WEBVIEW_BROWSER_SCOPED_ALLOW_WAIT_FOR_LEGACY_WEB_VIEW_API_H
+#define ANDROID_WEBVIEW_BROWSER_SCOPED_ALLOW_WAIT_FOR_LEGACY_WEB_VIEW_API_H
+
+#include "base/threading/thread_restrictions.h"
+
+// This class is only available when building the chromium back-end for andriod
+// webview: it is required where API backward compatibility demands that the UI
+// thread must block waiting on other threads e.g. to obtain a synchronous
+// return value. Long term, asynchronous overloads of all such methods will be
+// added in the public API, and and no new uses of this will be allowed.
+class ScopedAllowWaitForLegacyWebViewApi {
+ private:
+  base::ThreadRestrictions::ScopedAllowWait wait;
+};
+
+#endif  // ANDROID_WEBVIEW_BROWSER_SCOPED_ALLOW_WAIT_FOR_LEGACY_WEB_VIEW_API_H