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

components/cast_channel/keep_alive_delegate.cc

Index: components/cast_channel/keep_alive_delegate.cc
diff --git a/extensions/browser/api/cast_channel/keep_alive_delegate.cc b/components/cast_channel/keep_alive_delegate.cc
similarity index 93%
rename from extensions/browser/api/cast_channel/keep_alive_delegate.cc
rename to components/cast_channel/keep_alive_delegate.cc
index c6803ebc9919cd1a9ba21586acfec881e408b95b..e8a82a31b32976bdc9fb34df712bb5ff473c6143 100644
--- a/extensions/browser/api/cast_channel/keep_alive_delegate.cc
+++ b/components/cast_channel/keep_alive_delegate.cc
@@ -2,21 +2,20 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "extensions/browser/api/cast_channel/keep_alive_delegate.h"
+#include "components/cast_channel/keep_alive_delegate.h"
 
 #include <string>
 #include <utility>
 
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
-#include "extensions/browser/api/cast_channel/cast_socket.h"
-#include "extensions/browser/api/cast_channel/logger.h"
-#include "extensions/common/api/cast_channel/cast_channel.pb.h"
-#include "extensions/common/api/cast_channel/logging.pb.h"
+#include "base/values.h"
+#include "components/cast_channel/cast_socket.h"
+#include "components/cast_channel/logger.h"
+#include "components/cast_channel/proto/cast_channel.pb.h"
+#include "components/cast_channel/proto/logging.pb.h"
 #include "net/base/net_errors.h"
 
-namespace extensions {
-namespace api {
 namespace cast_channel {
 namespace {
 
@@ -88,8 +87,7 @@ KeepAliveDelegate::KeepAliveDelegate(
   pong_message_ = CreateKeepAliveMessage(kHeartbeatPongType);
 }
 
-KeepAliveDelegate::~KeepAliveDelegate() {
-}
+KeepAliveDelegate::~KeepAliveDelegate() {}
 
 void KeepAliveDelegate::SetTimersForTest(
     std::unique_ptr<base::Timer> injected_ping_timer,
@@ -196,5 +194,3 @@ void KeepAliveDelegate::Stop() {
 }
 
 }  // namespace cast_channel
-}  // namespace api
-}  // namespace extensions