Remove manifest.
Remove some pointless variables.
Simplify how the Blobs are constructed.
Fix typo.
Also test non-ASCII characters in the UTF-8 tests.
Add tests for the object element
Update according to the review comments

1. Change the manual test to reference test
2. Refactor the events tests
3. Remove the usemap test
4. Update the test and assert descriptions and etc

Signed-off-by: xiaojunwu <xiaojunx.a.wu@intel.com>
Update according to review feedbacks
Rewrite the object-fallback.html
Resolve issues
Add a test for Document.forms.
fixup! Add a test for Document.forms.
9.1.1 pen restriction and 14.1 update according to spec
Add tests for Document.getElementById().
Merge pull request #1007 from saneyuki/get_element_by_id

Add tests for Document.getElementById(); r=Ms2ger
Test Assertions 3.1, 3.2
Fix variable name
gotpointercapture must be fired asynchronously
lostpointercapture must be fired asynchronously
Fix PointerEvent testharness.js reference