Move android mediaplayer from render process to browser process.

content/browser/android/cookie_getter_impl.h

+// 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.
+
+#ifndef CONTENT_BROWSER_ANDROID_COOKIE_GETTER_IMPL_H_
+#define CONTENT_BROWSER_ANDROID_COOKIE_GETTER_IMPL_H_
+
+#include <string>
+
+#include "base/memory/ref_counted.h"
+#include "base/memory/weak_ptr.h"
+#include "base/synchronization/waitable_event.h"
+#include "media/base/android/cookie_getter.h"
+#include "net/cookies/canonical_cookie.h"
+
+namespace net {
+class URLRequestContextGetter;
+}
+
+namespace content {
+
+class BrowserContext;
+class CookieGetterImpl;
+class ResourceContext;
+
+// The task object that retrieves cookie on the IO thread.
+// TODO(qinmin): refactor this class to make the code reusable by others as
+// there are lots of duplicated functionalities elsewhere.
+class CookieGetterTask :

[scherkus (not reviewing), 2012/09/13 10:40:14]

nit: you can fwd declare this + move to .cc as CookieGetterImpl clients
shouldn't have to deal w/ this class

[qinmin, 2012/09/13 18:51:16]

Done.

+   public base::RefCountedThreadSafe<CookieGetterTask> {

[scherkus (not reviewing), 2012/09/13 10:40:14]

: goes on this line

[qinmin, 2012/09/13 18:51:16]

Done.

+ public:
+  CookieGetterTask(BrowserContext* browser_context,
+                   int renderer_id, int routing_id);
+  virtual ~CookieGetterTask();
+
+  void RequestCookies(
+      const GURL& url, const GURL& first_party_for_cookies);
+
+  std::string cookies() { return cookies_; }
+
+ private:
+  void CheckPolicyForCookies(
+      const GURL& url, const GURL& first_party_for_cookies,
+      const net::CookieList& cookie_list);
+  void ReturnCookies(const std::string& cookies);
+
+  // Context getter used to get the CookieStore.
+  net::URLRequestContextGetter* context_getter_;
+
+  // Resource context for checking cookie policies.
+  ResourceContext* resource_context_;
+
+  // Render process id, used to check whether the process can access cookies.
+  int renderer_id_;
+
+  // Routing id for the render view, used to check tab specific cookie policy.
+  int routing_id_;
+
+  // Return value.
+  std::string cookies_;
+
+  // The CookieGetterImpl object for callback.
+  base::WeakPtr<CookieGetterImpl> cookie_getter_;
+
+  // Event when all the async tasks are finished.
+  base::WaitableEvent finish_event_;
+
+  DISALLOW_COPY_AND_ASSIGN(CookieGetterTask);
+};
+
+// This class implements media::CookieGetter to retrive cookies
+// asynchronously on the UI thread.
+class CookieGetterImpl : public media::CookieGetter {
+ public:
+  // Construct a CookieGetterImpl by passing the BrowserContext reference
+  // and renderer_id to retrieve the CookieStore later.
+  CookieGetterImpl(
+      BrowserContext* browser_context, int renderer_id, int routing_id);
+  virtual ~CookieGetterImpl();
+
+  // media::CookieGetter implementation.
+  // Must be called on the UI thread.
+  virtual void GetCookies(const std::string& url,
+                          const std::string& first_party_for_cookies,
+                          const GetCookieCB& callback) OVERRIDE;
+
+ private:
+  void GetCookiesCallback(
+      scoped_refptr<CookieGetterTask> task, const GetCookieCB& callback);
+
+  // BrowserContext to retrieve URLRequestContext and ResourceContext.
+  BrowserContext* browser_context_;
+
+  // Used to post tasks.
+  base::WeakPtrFactory<CookieGetterImpl> weak_this_;
+
+  // Render process id, used to check whether the process can access cookies.
+  int renderer_id_;
+
+  // Routing id for the render view, used to check tab specific cookie policy.
+  int routing_id_;
+
+  DISALLOW_COPY_AND_ASSIGN(CookieGetterImpl);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_ANDROID_COOKIE_GETTER_IMPL_H_