Make sure we get at least one progress callback

media/blink/multibuffer_data_source_unittest.cc

Index: media/blink/multibuffer_data_source_unittest.cc
diff --git a/media/blink/multibuffer_data_source_unittest.cc b/media/blink/multibuffer_data_source_unittest.cc
index c44edce39a67d9fad2b799c304c90f7cb0077869..1a53085a31a7e4aa59f3b047e40a9f738e81b568 100644
--- a/media/blink/multibuffer_data_source_unittest.cc
+++ b/media/blink/multibuffer_data_source_unittest.cc
@@ -1018,6 +1018,7 @@ TEST_F(MultibufferDataSourceTest, Http_ShareData) {
 
   // This call would not be expected if we were not sharing data.
   EXPECT_CALL(host2, SetTotalBytes(response_generator_->content_length()));
+  EXPECT_CALL(host2, AddBufferedByteRange(0, kDataSize * 2));
   source2.Initialize(base::Bind(&MultibufferDataSourceTest::OnInitialize,
                                 base::Unretained(this)));
   base::RunLoop().RunUntilIdle();