Move SSL layer initialization into ChannelAuthenticator implementations.

remoting/protocol/pepper_channel.h

Index: remoting/protocol/pepper_channel.h
diff --git a/remoting/protocol/pepper_channel.h b/remoting/protocol/pepper_channel.h
index cb77b17d5cfac9a7c30202c3e53a133a81a55b3d..de6b93b68ce30490cc5bfec1618f1d904e204bd7 100644
--- a/remoting/protocol/pepper_channel.h
+++ b/remoting/protocol/pepper_channel.h
@@ -21,6 +21,7 @@ class Candidate;
 namespace remoting {
 namespace protocol {
 
+class ChannelAuthenticator;
 struct TransportConfig;
 
 // Interface for stream and datagram channels used by PepperSession.
@@ -29,10 +30,12 @@ class PepperChannel : public base::NonThreadSafe {
   PepperChannel() { }
   virtual ~PepperChannel() { }
 
-  // Connect the channel using specified |config|.
+  // Connect the channel using specified |config|. The specified
+  // |authenticator| is used to authenticate the channel. Takes
+  // ownership of |authenticator|.
   virtual void Connect(pp::Instance* pp_instance,
                        const TransportConfig& config,
-                       const std::string& remote_cert) = 0;
+                       ChannelAuthenticator* authenticator) = 0;
 
   // Adds |candidate| received from the peer.
   virtual void AddRemoveCandidate(const cricket::Candidate& candidate) = 0;
@@ -40,7 +43,7 @@ class PepperChannel : public base::NonThreadSafe {
   // Name of the channel.
   virtual const std::string& name() const = 0;
 
-  // returns true if the channel is already connected
+  // Returns true if the channel is already connected.
   virtual bool is_connected() const = 0;
 
  protected: