Motown: Get rid of speculative clock definition

services/media/factory_service/media_source_impl.cc

 // Copyright 2016 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.
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "services/media/factory_service/media_source_impl.h"
 #include "services/media/framework/callback_joiner.h"
 #include "services/media/framework/conversion_pipeline_builder.h"
@@ skipping 77 matching lines @@
           MediaSourceStreamDescriptor::New();
       descriptor->index = i;
       descriptor->media_type = streams_[i]->media_type();
       descriptor->original_media_type = streams_[i]->original_media_type();
       result[i] = descriptor.Pass();
     }
     callback.Run(result.Pass());
   });
 }
 
-void MediaSourceImpl::GetClockDisposition(
-    const GetClockDispositionCallback& callback) {
-  callback.Run(ClockDisposition::PASSIVE);
-  // TODO(dalesat): Varies by origin type.
-}
-
-void MediaSourceImpl::GetMasterClock(InterfaceRequest<Clock> master_clock) {
-  // TODO(dalesat): Produce master clock as appropriate.
-}
-
-void MediaSourceImpl::SetMasterClock(InterfaceHandle<Clock> master_clock) {
-  // TODO(dalesat): Is this needed?
-}
-
 void MediaSourceImpl::GetProducer(uint32_t stream_index,
                                   InterfaceRequest<MediaProducer> producer) {
   DCHECK(init_complete_.occurred());
 
   if (stream_index >= streams_.size()) {
     return;
   }
 
   streams_[stream_index]->GetProducer(producer.Pass());
 }
@@ skipping 169 matching lines @@
     const MojoProducer::FlushConnectionCallback callback) {
   if (producer_ != nullptr) {
     producer_->FlushConnection(callback);
   } else {
     callback.Run();
   }
 }
 
 }  // namespace media
 }  // namespace mojo