Replicate whether a frame is in a document or shadow tree.

media/blink/buffered_data_source_unittest.cc

Index: media/blink/buffered_data_source_unittest.cc
diff --git a/media/blink/buffered_data_source_unittest.cc b/media/blink/buffered_data_source_unittest.cc
index 3776fd63f68e6e88d51bdccc6378fe850ea020cb..fb82e978fb32b68bb7e69f3d469d963d40b72cb5 100644
--- a/media/blink/buffered_data_source_unittest.cc
+++ b/media/blink/buffered_data_source_unittest.cc
@@ -113,7 +113,8 @@ class BufferedDataSourceTest : public testing::Test {
  public:
   BufferedDataSourceTest()
       : view_(WebView::create(NULL)),
-        frame_(WebLocalFrame::create(&client_)),
+        frame_(
+            WebLocalFrame::create(blink::WebTreeScopeType::Document, &client_)),
         preload_(BufferedDataSource::AUTO) {
     view_->setMainFrame(frame_);
   }