Delete now deprecated BufferedDataSource and friends.

media/blink/multibuffer_data_source.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.
 
 #include "media/blink/multibuffer_data_source.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/location.h"
 #include "base/macros.h"
 #include "base/single_thread_task_runner.h"
 #include "media/base/media_log.h"
+#include "media/blink/buffered_data_source_host_impl.h"
 #include "media/blink/multibuffer_reader.h"
 #include "net/base/net_errors.h"
 
 using blink::WebFrame;
 
 namespace {
 
 // Minimum preload buffer.
 const int64_t kMinBufferPreload = 2 << 20;  // 2 Mb
 // Maxmimum preload buffer.
@@ skipping 570 matching lines @@
   reader_->SetPinRange(back_buffer, kMaxBufferPreload + kPreloadHighExtra);
 
   if (preload_ == METADATA) {
     reader_->SetPreload(0, 0);
   } else {
     reader_->SetPreload(preload_high, preload);
   }
 }
 
 }  // namespace media