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

components/cast_channel/cast_message_util.h

Index: components/cast_channel/cast_message_util.h
diff --git a/extensions/browser/api/cast_channel/cast_message_util.h b/components/cast_channel/cast_message_util.h
similarity index 60%
copy from extensions/browser/api/cast_channel/cast_message_util.h
copy to components/cast_channel/cast_message_util.h
index bf1bbbd80c765aea21c07bc6ddd2249086c0f783..db30a2273f0add371c9dfdb19ea28214233a75c8 100644
--- a/extensions/browser/api/cast_channel/cast_message_util.h
+++ b/components/cast_channel/cast_message_util.h
@@ -2,31 +2,20 @@
 // 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_CAST_MESSAGE_UTIL_H_
-#define EXTENSIONS_BROWSER_API_CAST_CHANNEL_CAST_MESSAGE_UTIL_H_
+#ifndef COMPONENTS_CAST_CHANNEL_CAST_MESSAGE_UTIL_H_
+#define COMPONENTS_CAST_CHANNEL_CAST_MESSAGE_UTIL_H_
 
 #include <string>
 
-namespace extensions {
-namespace api {
 namespace cast_channel {
 
 class AuthContext;
 class CastMessage;
 class DeviceAuthMessage;
-struct MessageInfo;
-
-// Fills |message_proto| from |message| and returns true on success.
-bool MessageInfoToCastMessage(const MessageInfo& message,
-                              CastMessage* message_proto);
 
 // Checks if the contents of |message_proto| are valid.
 bool IsCastMessageValid(const CastMessage& message_proto);
 
-// Fills |message| from |message_proto| and returns true on success.
-bool CastMessageToMessageInfo(const CastMessage& message_proto,
-                              MessageInfo* message);
-
 // Returns a human readable string for |message_proto|.
 std::string CastMessageToString(const CastMessage& message_proto);
 
@@ -42,7 +31,5 @@ void CreateAuthChallengeMessage(CastMessage* message_proto,
 bool IsAuthMessage(const CastMessage& message);
 
 }  // namespace cast_channel
-}  // namespace api
-}  // namespace extensions
 
-#endif  // EXTENSIONS_BROWSER_API_CAST_CHANNEL_CAST_MESSAGE_UTIL_H_
+#endif  // COMPONENTS_CAST_CHANNEL_CAST_MESSAGE_UTIL_H_