Track buffered byte ranges correctly in media::Pipeline.

media/filters/file_data_source_unittest.cc

 // Copyright (c) 2012 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 <string>
 
 #include "base/base_paths.h"
 #include "base/bind.h"
 #include "base/file_path.h"
 #include "base/path_service.h"
@@ skipping 35 matching lines @@
   return WideToUTF8(data_dir.value());
 #else
   return data_dir.value();
 #endif
 }
 
 // Test that FileDataSource call the appropriate methods on its filter host.
 TEST(FileDataSourceTest, OpenFile) {
   StrictMock<MockDataSourceHost> host;
   EXPECT_CALL(host, SetTotalBytes(10));
-  EXPECT_CALL(host, SetBufferedBytes(10));
+  EXPECT_CALL(host, AddBufferedByteRange(0, 10));
 
   scoped_refptr<FileDataSource> filter(new FileDataSource());
   filter->set_host(&host);
   EXPECT_EQ(PIPELINE_OK, filter->Initialize(TestFileURL()));
 
   filter->Stop(NewExpectedClosure());
 }
 
 // Use the mock filter host to directly call the Read and GetPosition methods.
 TEST(FileDataSourceTest, ReadData) {
@@ skipping 24 matching lines @@
 
   EXPECT_CALL(handler, ReadCB(5));
   filter->Read(5, 10, ten_bytes, base::Bind(
       &ReadCBHandler::ReadCB, base::Unretained(&handler)));
   EXPECT_EQ('5', ten_bytes[0]);
 
   filter->Stop(NewExpectedClosure());
 }
 
 }  // namespace media