Convert Filter::Seek() to use new callback system.

media/base/mock_filters.cc

 // Copyright (c) 2011 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 "media/base/mock_filters.h"
 
 #include "base/logging.h"
 #include "media/base/filter_host.h"
 
 using ::testing::_;
@@ skipping 151 matching lines @@
   collection->AddVideoRenderer(video_renderer_);
   collection->AddAudioRenderer(audio_renderer_);
   return collection;
 }
 
 void RunFilterCallback(::testing::Unused, FilterCallback* callback) {
   callback->Run();
   delete callback;
 }
 
+void RunFilterStatusCB(::testing::Unused, const FilterStatusCB& cb) {
+  cb.Run(PIPELINE_OK);
+}
+
 void RunPipelineStatusCallback(
     PipelineStatus status, PipelineStatusCallback* callback) {
   callback->Run(status);
   delete callback;
 }
 
 void RunFilterCallback3(::testing::Unused, FilterCallback* callback,
                         ::testing::Unused) {
   callback->Run();
   delete callback;
@@ skipping 11 matching lines @@
 MockFilter::MockFilter() {
 }
 
 MockFilter::~MockFilter() {}
 
 MockStatisticsCallback::MockStatisticsCallback() {}
 
 MockStatisticsCallback::~MockStatisticsCallback() {}
 
 }  // namespace media