[cast_channel] Implement CastSocketService::OpenSocket()

components/cast_channel/cast_socket.cc

Index: components/cast_channel/cast_socket.cc
diff --git a/components/cast_channel/cast_socket.cc b/components/cast_channel/cast_socket.cc
index 3675874ec571c660cac2d6d4af0c0b6c629b0cb6..9c63e9617af437dd66bff78d85b2ad27d9fef087 100644
--- a/components/cast_channel/cast_socket.cc
+++ b/components/cast_channel/cast_socket.cc
@@ -89,16 +89,14 @@ using ChannelError = ::cast_channel::ChannelError;
 using ChannelAuthType = ::cast_channel::ChannelAuthType;
 using ReadyState = ::cast_channel::ReadyState;
 
-CastSocketImpl::CastSocketImpl(const std::string& owner_extension_id,
-                               const net::IPEndPoint& ip_endpoint,
+CastSocketImpl::CastSocketImpl(const net::IPEndPoint& ip_endpoint,
                                ChannelAuthType channel_auth,
                                net::NetLog* net_log,
                                const base::TimeDelta& timeout,
                                bool keep_alive,
                                const scoped_refptr<Logger>& logger,
                                uint64_t device_capabilities)
-    : CastSocketImpl(owner_extension_id,
-                     ip_endpoint,
+    : CastSocketImpl(ip_endpoint,
                      channel_auth,
                      net_log,
                      timeout,
@@ -107,8 +105,7 @@ CastSocketImpl::CastSocketImpl(const std::string& owner_extension_id,
                      device_capabilities,
                      AuthContext::Create()) {}
 
-CastSocketImpl::CastSocketImpl(const std::string& owner_extension_id,
-                               const net::IPEndPoint& ip_endpoint,
+CastSocketImpl::CastSocketImpl(const net::IPEndPoint& ip_endpoint,
                                ChannelAuthType channel_auth,
                                net::NetLog* net_log,
                                const base::TimeDelta& timeout,