com.hyphenate.chat.EMChatRoom.EMChatRoomPermissionType 成员列表

成员的完整列表，这些成员属于 com.hyphenate.chat.EMChatRoom.EMChatRoomPermissionType,包括所有继承而来的类成员

admin	com.hyphenate.chat.EMChatRoom.EMChatRoomPermissionType
member	com.hyphenate.chat.EMChatRoom.EMChatRoomPermissionType
none	com.hyphenate.chat.EMChatRoom.EMChatRoomPermissionType
owner	com.hyphenate.chat.EMChatRoom.EMChatRoomPermissionType