[cast_channel] Move cast_channel related files from //extensions to //components

components/cast_channel/logger.h

 // Copyright 2014 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 EXTENSIONS_BROWSER_API_CAST_CHANNEL_LOGGER_H_
-#define EXTENSIONS_BROWSER_API_CAST_CHANNEL_LOGGER_H_
+#ifndef COMPONENTS_CAST_CHANNEL_LOGGER_H_
+#define COMPONENTS_CAST_CHANNEL_LOGGER_H_
 
 #include <stddef.h>
 
 #include <deque>
 #include <map>
 #include <memory>
 #include <string>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/threading/thread_checker.h"
-#include "extensions/common/api/cast_channel/logging.pb.h"
+#include "components/cast_channel/proto/logging.pb.h"
 
-
-namespace extensions {
-namespace api {
 namespace cast_channel {
 
 struct AuthResult;
 
 // Holds the most recent errors encountered by a CastSocket.
 struct LastErrors {
  public:
   LastErrors();
   ~LastErrors();
 
@@ skipping 36 matching lines @@
 
   // Returns a SocketEvent proto with common fields (EventType, timestamp)
   // populated.
   proto::SocketEvent CreateEvent(proto::EventType event_type);
 
   // Uses |event| associated with |channel_id| to update its LastErrors.
   void LogSocketEvent(int channel_id, const proto::SocketEvent& socket_event);
 
   LastErrorsMap last_errors_;
 
-  base::ThreadChecker thread_checker_;
+  THREAD_CHECKER(thread_checker_);
 
   DISALLOW_COPY_AND_ASSIGN(Logger);
 };
 }  // namespace cast_channel
-}  // namespace api
-}  // namespace extensions
 
-#endif  // EXTENSIONS_BROWSER_API_CAST_CHANNEL_LOGGER_H_
+#endif  // COMPONENTS_CAST_CHANNEL_LOGGER_H_