Parsing filesystem url before giving it to media player

content/browser/android/media_resource_getter_impl.h

Index: content/browser/android/media_resource_getter_impl.h
diff --git a/content/browser/android/media_resource_getter_impl.h b/content/browser/android/media_resource_getter_impl.h
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+// Copyright (c) 2013 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_MEDIA_RESOURCE_GETTER_IMPL_H_
+#define CONTENT_BROWSER_ANDROID_MEDIA_RESOURCE_GETTER_IMPL_H_
+
+#include <string>
+
+#include "base/memory/ref_counted.h"
+#include "base/memory/weak_ptr.h"
+#include "base/synchronization/waitable_event.h"
+#include "content/browser/fileapi/fileapi_message_filter.h"
+#include "media/base/android/media_resource_getter.h"
+#include "net/cookies/canonical_cookie.h"
+
+namespace net {
+class URLRequestContextGetter;
+}
+
+namespace content {
+
+class BrowserContext;
+class ResourceContext;
+
+// This class implements media::MediaResourceGetter to retrieve resources
+// asynchronously on the UI thread.
+class MediaResourceGetterImpl : public media::MediaResourceGetter {
+ public:
+  // Construct a MediaResourceGetterImpl object. |browser_context| and
+  // |renderer_id| are passed to retrieve the CookieStore.
+  // |file_system_context| are used to get the platform path.
+  MediaResourceGetterImpl(BrowserContext* browser_context,
+                          fileapi::FileSystemContext* file_system_context,
+                          int renderer_id, int routing_id);
+  virtual ~MediaResourceGetterImpl();
+
+  // media::MediaResourceGetter 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;
+  virtual void GetPlatformPathFromFileSystemURL(
+      const std::string& url,
+      const GetPlatformPathCB& callback) OVERRIDE;
+
+ private:
+  // Called when GetCookies() finishes.
+  void GetCookiesCallback(
+      const GetCookieCB& callback, const std::string& cookies);
+
+  // Called when GetPlatformPathFromFileSystemURL() finishes.
+  void GetPlatformPathCallback(
+      const GetPlatformPathCB& callback, const std::string& platform_path);
+
+  // BrowserContext to retrieve URLRequestContext and ResourceContext.
+  BrowserContext* browser_context_;
+
+  // FileSystemContext to be used on FILE thread.
+  fileapi::FileSystemContext* file_system_context_;
+
+  // Used to post tasks.
+  base::WeakPtrFactory<MediaResourceGetterImpl> 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(MediaResourceGetterImpl);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_ANDROID_MEDIA_RESOURCE_GETTER_IMPL_H_