VideoCapture: remove last remnants of IPC

content/renderer/media/video_capture_message_filter.h

Index: content/renderer/media/video_capture_message_filter.h
diff --git a/content/renderer/media/video_capture_message_filter.h b/content/renderer/media/video_capture_message_filter.h
deleted file mode 100644
index 3a2917045862a55f8cd1fdc632fad1595ca07b3d..0000000000000000000000000000000000000000
--- a/content/renderer/media/video_capture_message_filter.h
+++ /dev/null
@@ -1,68 +0,0 @@
-// 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_RENDERER_MEDIA_VIDEO_CAPTURE_MESSAGE_FILTER_H_
-#define CONTENT_RENDERER_MEDIA_VIDEO_CAPTURE_MESSAGE_FILTER_H_
-
-#include <stdint.h>
-
-#include <map>
-
-#include "base/macros.h"
-#include "content/common/content_export.h"
-#include "ipc/message_filter.h"
-
-namespace content {
-
-// MessageFilter that notifies a (series of) Delegates of incoming video capture
-// connections. VideoCaptureMessageFilter is operated on IO thread of render
-// process.
-class CONTENT_EXPORT VideoCaptureMessageFilter : public IPC::MessageFilter {
- public:
-  class CONTENT_EXPORT Delegate {
-   public:
-    // Called when a delegate has been added to the filter's delegate list.
-    // |device_id| is the device id for the delegate.
-    virtual void OnDelegateAdded(int32_t device_id) = 0;
-
-   protected:
-    virtual ~Delegate() {}
-  };
-
-  VideoCaptureMessageFilter();
-
-  // Add a delegate to the map.
-  void AddDelegate(Delegate* delegate);
-  // Remove a delegate from the map.
-  void RemoveDelegate(Delegate* delegate);
-
-  IPC::Channel* channel() const { return channel_; }
-
-  // IPC::MessageFilter override. Called on IO thread.
-  bool OnMessageReceived(const IPC::Message& message) override;
-  void OnFilterAdded(IPC::Channel* channel) override;
-  void OnFilterRemoved() override;
-  void OnChannelClosing() override;
-
-  void DoNothing() const {}
-
- protected:
-  ~VideoCaptureMessageFilter() override;
-
- private:
-  // A map of device ids to delegates.
-  using Delegates = std::map<int32_t, Delegate*>;
-  Delegates delegates_;
-  Delegates pending_delegates_;
-
-  int32_t last_device_id_;
-
-  IPC::Channel* channel_;
-
-  DISALLOW_COPY_AND_ASSIGN(VideoCaptureMessageFilter);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_RENDERER_MEDIA_VIDEO_CAPTURE_MESSAGE_FILTER_H_