[Cast] Repurpose CastInitializationStatus for variable frame size support.

media/cast/test/sender.cc

 // Copyright 2013 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.
 
 // Test application that simulates a cast sender - Data can be either generated
 // or read from a file.
 
 #include <queue>
 
 #include "base/at_exit.h"
@@ skipping 83 matching lines @@
        it != frame_events.end();
        ++it) {
     cast_environment->Logging()->InsertFrameEvent(it->timestamp,
                                                   it->type,
                                                   it->media_type,
                                                   it->rtp_timestamp,
                                                   it->frame_id);
   }
 }
 
-void QuitLoopOnInitializationResult(
-    media::cast::CastInitializationStatus result) {
-  CHECK(result == media::cast::STATUS_AUDIO_INITIALIZED ||
-        result == media::cast::STATUS_VIDEO_INITIALIZED)
+void QuitLoopOnInitializationResult(media::cast::OperationalStatus result) {
+  CHECK(result == media::cast::STATUS_INITIALIZED)
       << "Cast sender uninitialized";
   base::MessageLoop::current()->Quit();
 }
 
 net::IPEndPoint CreateUDPAddress(std::string ip_str, uint16 port) {
   net::IPAddressNumber ip_number;
   CHECK(net::ParseIPLiteralToNumber(ip_str, &ip_number));
   return net::IPEndPoint(ip_number, port);
 }
 
@@ skipping 255 matching lines @@
                  base::Unretained(cast_sender.get()),
                  audio_config,
                  base::Bind(&QuitLoopOnInitializationResult)));
   io_message_loop.Run();  // Wait for audio initialization.
 
   fake_media_source->Start(cast_sender->audio_frame_input(),
                            cast_sender->video_frame_input());
   io_message_loop.Run();
   return 0;
 }