Tests for URL.createObjectURL(mediaSource) in Media Source Extensions.
Fixed the file names and the titles to represent what the test does.
Fixed the test program to check the created URL is a correct Blog URI.
Fixed the titles of the documents and the explanation of what the test does.
Unit tests for SourceBuffer#abort().
Added test for 2d hitregions members exists
add test that check 2dcontext imageSmoothingEnabled attribute
title change and  check imageSmoothingEnabled for each divided canvas.
Improved test, separate assertions to each test.
Added test for track api textTracks exist
Added window proxy tests
add vtt resources, check textTracks length
Improved, create canvas element, and get 2d context in each test
fix typo error
MODIFIED SYNTAX
Fixed to generate a failure result in case browser doesn't support a MIME used in the test.
Added more explanation what this code tests.
Added a unit test for SourceBuffer#abort() when the updating attribute is true.
Fixed WebM video to refer under /media directory.
New test for progress events, .total and .loaded, when response is gzipped
bugfix: zlib response should be described as Content-encoding: deflate