Adding callback support to media filter Initialize() and Seek().

media/base/filter_host_impl.cc

 // Copyright (c) 2008-2009 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/filter_host_impl.h"
 
 namespace media {
 
-void FilterHostImpl::InitializationComplete() {
-  pipeline_internal_->InitializationComplete(this);
-}
-
 void FilterHostImpl::Error(PipelineError error) {
   pipeline_internal_->Error(error);
 }
 
 base::TimeDelta FilterHostImpl::GetTime() const {
   return pipeline()->GetTime();
 }
 
 void FilterHostImpl::SetTime(base::TimeDelta time) {
   pipeline_internal_->SetTime(time);
@@ skipping 21 matching lines @@
 
 void FilterHostImpl::Stop() {
   if (!stopped_) {
     filter_->Stop();
     AutoLock auto_lock(time_update_lock_);
     stopped_ = true;
   }
 }
 
 }  // namespace media