8 files declare their use of Channel in Rocket.Chat 8.2

Channels.php in modules/rocket_chat_api/src/RocketChat/Collection/Channels.php

GroupChannel.php in modules/rocket_chat_group/src/Plugin/Field/FieldType/GroupChannel.php

Groups.php in modules/rocket_chat_api/src/RocketChat/Collection/Groups.php

moduleHelper.php in modules/rocket_chat_group/src/RocketChat/moduleHelper.php

RocketChatChannelBlock.php in modules/rocket_chat_group/src/Plugin/Block/RocketChatChannelBlock.php

RocketChatGroupEntity.php in modules/rocket_chat_group/src/Entity/RocketChatGroupEntity.php

RocketChatGroupHelper.php in src/Form/RocketChatGroupHelper.php

Users.php in modules/rocket_chat_api/src/RocketChat/Collection/Users.php