Re-enable LayoutTests after rebaseline.

third_party/WebKit/LayoutTests/TestExpectations

Index: third_party/WebKit/LayoutTests/TestExpectations
diff --git a/third_party/WebKit/LayoutTests/TestExpectations b/third_party/WebKit/LayoutTests/TestExpectations
index 22abd90a374f9ced9b6cd32c2422a9818665e2ae..171c43f051a64f69bf3711bd3acb3c3674b5f3d8 100644
--- a/third_party/WebKit/LayoutTests/TestExpectations
+++ b/third_party/WebKit/LayoutTests/TestExpectations
@@ -1254,8 +1254,5 @@ crbug.com/490015 virtual/stable/http/tests/navigation/beacon-blob-with-non-simpl
 # This test fails with the stable release mode.
 crbug.com/490015 virtual/stable/http/tests/navigation/same-and-different-back.html [ Skip ]
 
-crbug.com/646050 [ Linux Win10 ] media/video-zoom-controls.html [ Failure ]
-crbug.com/646050 [ Win10 ] http/tests/media/video-buffered-range-contains-currentTime.html [ Failure ]
-
 # Tests added from W3C auto import bot
-crbug.com/626703 [ Win10 ] imported/csswg-test/vendor-imports/mozilla/mozilla-central-reftests/flexbox/flexbox-baseline-align-self-baseline-vert-001.html [ Failure ]
+crbug.com/626703 [ Win10 ] imported/csswg-test/vendor-imports/mozilla/mozilla-central-reftests/flexbox/flexbox-baseline-align-self-baseline-vert-001.html [ Failure ]