[cast_channel] Clean up CastSocketImpl ctor parameters

components/cast_channel/cast_socket.h

Index: components/cast_channel/cast_socket.h
diff --git a/components/cast_channel/cast_socket.h b/components/cast_channel/cast_socket.h
index af2a44d74c42c1c3b89d5ec22d60a4ad19355d0d..70267101cb102804d25fedfec715ae0c957b0b96 100644
--- a/components/cast_channel/cast_socket.h
+++ b/components/cast_channel/cast_socket.h
@@ -55,10 +55,6 @@ enum CastDeviceCapability {
 // Public interface of the CastSocket class.
 class CastSocket {
  public:
-  using ChannelError = ::cast_channel::ChannelError;
-  using ChannelAuthType = ::cast_channel::ChannelAuthType;
-  using ReadyState = ::cast_channel::ReadyState;
-
   virtual ~CastSocket() {}
 
   // Used by BrowserContextKeyedAPIFactory.
@@ -92,9 +88,6 @@ class CastSocket {
   // Sets the channel id generated by CastChannelService.
   virtual void set_id(int id) = 0;
 
-  // The authentication level requested for the channel.
-  virtual ChannelAuthType channel_auth() const = 0;
-
   // The ready state of the channel.
   virtual ReadyState ready_state() const = 0;
 
@@ -129,20 +122,13 @@ class CastSocket {
 // code.
 class CastSocketImpl : public CastSocket {
  public:
-  // Creates a new CastSocket that connects to |ip_endpoint| with
-  // |channel_auth|. |owner_extension_id| is the id of the extension that opened
-  // the socket.  |channel_auth| must not be CHANNEL_AUTH_NONE.
+  // Creates a new CastSocket that connects to |ip_endpoint|.
   // Parameters:
-  // |owner_extension_id|: ID of the extension calling the API.
   // |ip_endpoint|: IP address of the remote host.
-  // |channel_auth|: Authentication method used for connecting to a Cast
-  //                 receiver.
   // |net_log|: Log of socket events.
   // |connect_timeout|: Connection timeout interval.
   // |logger|: Log of cast channel events.
-  CastSocketImpl(const std::string& owner_extension_id,
-                 const net::IPEndPoint& ip_endpoint,
-                 ChannelAuthType channel_auth,
+  CastSocketImpl(const net::IPEndPoint& ip_endpoint,
                  net::NetLog* net_log,
                  const base::TimeDelta& connect_timeout,
                  bool keep_alive,
@@ -151,9 +137,7 @@ class CastSocketImpl : public CastSocket {
 
   // For test-only.
   // This constructor allows for setting a custom AuthContext.
-  CastSocketImpl(const std::string& owner_extension_id,
-                 const net::IPEndPoint& ip_endpoint,
-                 ChannelAuthType channel_auth,
+  CastSocketImpl(const net::IPEndPoint& ip_endpoint,
                  net::NetLog* net_log,
                  const base::TimeDelta& connect_timeout,
                  bool keep_alive,
@@ -172,7 +156,6 @@ class CastSocketImpl : public CastSocket {
   const net::IPEndPoint& ip_endpoint() const override;
   int id() const override;
   void set_id(int channel_id) override;
-  ChannelAuthType channel_auth() const override;
   ReadyState ready_state() const override;
   ChannelError error_state() const override;
   bool keep_alive() const override;
@@ -295,8 +278,6 @@ class CastSocketImpl : public CastSocket {
   int channel_id_;
   // The IP endpoint that the the channel is connected to.
   net::IPEndPoint ip_endpoint_;
-  // Receiver authentication requested for the channel.
-  ChannelAuthType channel_auth_;
   // The NetLog for this service.
   net::NetLog* net_log_;
   // The NetLog source for this service.