Remove enabled/set_enabled from DemuxerStream interface

media/renderers/renderer_impl_unittest.cc

Index: media/renderers/renderer_impl_unittest.cc
diff --git a/media/renderers/renderer_impl_unittest.cc b/media/renderers/renderer_impl_unittest.cc
index 503e14d664756a171f4086309a62cb024eede167..77480f96ac2c945bf0ed02cbcc10d511c10eb559 100644
--- a/media/renderers/renderer_impl_unittest.cc
+++ b/media/renderers/renderer_impl_unittest.cc
@@ -97,7 +97,6 @@ class RendererImplTest : public ::testing::Test {
       DemuxerStream::Type type) {
     std::unique_ptr<StrictMock<MockDemuxerStream>> stream(
         new StrictMock<MockDemuxerStream>(type));
-    EXPECT_CALL(*stream, enabled()).WillRepeatedly(Return(true));
     EXPECT_CALL(*demuxer_, SetStreamStatusChangeCB(_))
         .Times(testing::AnyNumber());
     return stream;