Cleanup: move WebRTC related files from chrome/browser/media to chrome/browser/media/webrtc/

chrome/browser/media/webrtc_event_log_handler.h

-// Copyright 2016 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 CHROME_BROWSER_MEDIA_WEBRTC_EVENT_LOG_HANDLER_H_
-#define CHROME_BROWSER_MEDIA_WEBRTC_EVENT_LOG_HANDLER_H_
-
-#include <stddef.h>
-#include <stdint.h>
-
-#include <string>
-
-#include "base/callback.h"
-#include "base/files/file_path.h"
-#include "base/memory/ref_counted.h"
-#include "base/threading/thread_checker.h"
-#include "base/time/time.h"
-
-namespace content {
-class RenderProcessHost;
-}  // namespace content
-class Profile;
-
-// WebRtcEventLogHandler provides an interface to start and stop
-// the WebRTC event log.
-class WebRtcEventLogHandler
-    : public base::RefCountedThreadSafe<WebRtcEventLogHandler> {
- public:
-  typedef base::Callback<void(bool, const std::string&)> GenericDoneCallback;
-  typedef base::Callback<void(const std::string&)> RecordingErrorCallback;
-  typedef base::Callback<void(const std::string&, bool, bool)>
-      RecordingDoneCallback;
-
-  // Key used to attach the handler to the RenderProcessHost.
-  static const char kWebRtcEventLogHandlerKey[];
-
-  explicit WebRtcEventLogHandler(Profile* profile);
-
-  // Starts an RTC event log for each peerconnection on the specified |host|.
-  // The call writes the most recent events to a file and then starts logging
-  // events for the given |delay|.
-  // If |delay| is zero, the logging will continue until
-  // StopWebRtcEventLogging()
-  // is explicitly invoked.
-  // |callback| is invoked once recording stops. If |delay| is zero
-  // |callback| is invoked once recording starts.
-  // If a recording was already in progress, |error_callback| is invoked instead
-  // of |callback|.
-  void StartWebRtcEventLogging(content::RenderProcessHost* host,
-                               base::TimeDelta delay,
-                               const RecordingDoneCallback& callback,
-                               const RecordingErrorCallback& error_callback);
-
-  // Stops an RTC event log. |callback| is invoked once recording
-  // stops. If no recording was in progress, |error_callback| is invoked instead
-  // of |callback|.
-  void StopWebRtcEventLogging(content::RenderProcessHost* host,
-                              const RecordingDoneCallback& callback,
-                              const RecordingErrorCallback& error_callback);
-
- private:
-  friend class base::RefCountedThreadSafe<WebRtcEventLogHandler>;
-  virtual ~WebRtcEventLogHandler();
-
-  base::FilePath GetLogDirectoryAndEnsureExists();
-
-  // Helper for starting RTC event logs.
-  void DoStartWebRtcEventLogging(content::RenderProcessHost* host,
-                                 base::TimeDelta delay,
-                                 const RecordingDoneCallback& callback,
-                                 const RecordingErrorCallback& error_callback,
-                                 const base::FilePath& log_directory);
-
-  // Helper for stopping RTC event logs.
-  void DoStopWebRtcEventLogging(content::RenderProcessHost* host,
-                                bool is_manual_stop,
-                                uint64_t audio_debug_recordings_id,
-                                const RecordingDoneCallback& callback,
-                                const RecordingErrorCallback& error_callback,
-                                const base::FilePath& log_directory);
-
-  // The profile associated with our renderer process.
-  Profile* const profile_;
-
-  // This counter allows saving each log in a separate file.
-  uint64_t current_rtc_event_log_id_;
-
-  base::ThreadChecker thread_checker_;
-  DISALLOW_COPY_AND_ASSIGN(WebRtcEventLogHandler);
-};
-
-#endif  // CHROME_BROWSER_MEDIA_WEBRTC_EVENT_LOG_HANDLER_H_