Enable passing cast channel certificate authority keys.

extensions/common/api/cast_channel.idl

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // API for communicating with a Google Cast device over an authenticated
 // channel.
 namespace cast.channel {
 
   // The state of the channel.
   enum ReadyState {
@@ skipping 139 matching lines @@
 
   // Callback holding the result of a channel operation.
   callback ChannelInfoCallback = void (ChannelInfo result);
 
   // Callback from <code>getLogs</code> method.
   // |log|: compressed serialized raw bytes containing the logs.
   // The log is formatted using protocol buffer.
   // See extensions/browser/api/cast_channel/logging.proto for definition.
   // Compression is in gzip format.
   callback GetLogsCallback = void (ArrayBuffer log);
-  
+
+  // Callback from <code>setAuthorityKeys</code> method.
+  callback SetAuthorityKeysCallback = void (DOMString result);
+
   interface Functions {
     // Opens a new channel to the Cast receiver specified by connectInfo.  Only
     // one channel may be connected to same receiver from the same extension at
     // a time.  If the open request is successful, the callback will be invoked
     // with a ChannelInfo with readyState == 'connecting'.  If unsuccessful, the
     // callback will be invoked with a ChannelInfo with channel.readyState ==
     // 'closed', channel.errorState will be set to the error condition, and
     // onError will be fired with error details.
     //
     // TODO(mfoltz): Convert 'any' to ConnectInfo once all clients are updated
@@ skipping 16 matching lines @@
     // 'closed'.  If unsuccessful, channel.readyState will be set to 'closed',
     // and channel.errorState will be set to the error condition.
     static void close(ChannelInfo channel,
                       ChannelInfoCallback callback);
       
     // Get logs in compressed serialized format. See GetLogsCallback for
     // details.  
     // |callback|: If successful, |callback| is invoked with data. Otherwise,
     // an error will be raised.                
     static void getLogs(GetLogsCallback callback);
+
+    // Sets trusted certificate authorities using multiple records in the

[mark a. foltz, 2014/10/09 17:57:20]

Please update docstring to refer to the protobuf.

[vadimgo, 2014/10/09 23:31:55]

Done.

+    // following format:
+    // fingerprint (20 bytes), public key size (2 bytes), public key
+    static void setAuthorityKeys(DOMString signature,
+                                 DOMString keys,
+                                 SetAuthorityKeysCallback callback);
   };
 
   // Events on the channel.
   interface Events {
     // Fired when a message is received on an open channel.
     static void onMessage(ChannelInfo channel,
                           MessageInfo message);
 
     // Fired when an error occurs as a result of a channel operation or a
     // network event. |error| contains details of the error.
     static void onError(ChannelInfo channel, ErrorInfo error);
   };
 };