fix(engine): composed event whitelist

[davidturissini]

Details

Restricting native events with composed: true to spec'd out events: WICG/webcomponents#513 (comment)

Fixes #458

Does this PR introduce a breaking change?

• Yes
• No
  change events will no longer pass through the shadow dom.

[ekashida]

Nice, you already updated the list of breaking changes!

[salesforce-best-lwc-internal]

Benchmark results

Base commit: 614e8dd | Target commit: e362ff0

lwc-engine-benchmark

table-append-1k	metric	base(614e8dd)	target(e362ff0)	trend
benchmark-table/append/1k	duration	162.70 (± 5.50 ms)	158.00 (± 5.60 ms)	2.89% 👍

table-clear-1k	metric	base(614e8dd)	target(e362ff0)	trend
benchmark-table/clear/1k	duration	13.30 (± 0.60 ms)	11.50 (± 0.50 ms)	13.53% 👍

table-create-10k	metric	base(614e8dd)	target(e362ff0)	trend
benchmark-table/create/10k	duration	931.40 (± 10.30 ms)	909.80 (± 15.10 ms)	2.32% 👍

table-create-1k	metric	base(614e8dd)	target(e362ff0)	trend
benchmark-table/create/1k	duration	105.70 (± 2.70 ms)	104.60 (± 2.30 ms)	1.04% 👍

table-update-10th-1k	metric	base(614e8dd)	target(e362ff0)	trend
benchmark-table/update-10th/1k	duration	87.60 (± 4.00 ms)	90.35 (± 5.10 ms)	-3.14% 👌

tablecmp-append-1k	metric	base(614e8dd)	target(e362ff0)	trend
benchmark-table-component/append/1k	duration	233.20 (± 5.20 ms)	234.60 (± 4.70 ms)	-0.60% 👌

tablecmp-clear-1k	metric	base(614e8dd)	target(e362ff0)	trend

tablecmp-create-10k	metric	base(614e8dd)	target(e362ff0)	trend
benchmark-table-component/create/10k	duration	1642.00 (± 12.90 ms)	1658.50 (± 11.70 ms)	-1.00% 👎

tablecmp-create-1k	metric	base(614e8dd)	target(e362ff0)	trend
benchmark-table-component/create/1k	duration	179.30 (± 3.90 ms)	174.40 (± 4.50 ms)	2.73% 👍

tablecmp-update-10th-1k	metric	base(614e8dd)	target(e362ff0)	trend
benchmark-table-component/update-10th/1k	duration	78.75 (± 4.60 ms)	78.90 (± 4.40 ms)	-0.19% 👌

[salesforce-best-lwc-internal]

Benchmark results

Base commit: 614e8dd | Target commit: 8077cb0

lwc-engine-benchmark

table-append-1k	metric	base(614e8dd)	target(8077cb0)	trend
benchmark-table/append/1k	duration	162.70 (± 5.50 ms)	155.50 (± 5.50 ms)	4.43% 👍

table-clear-1k	metric	base(614e8dd)	target(8077cb0)	trend
benchmark-table/clear/1k	duration	13.30 (± 0.60 ms)	12.40 (± 0.60 ms)	6.77% 👍

table-create-10k	metric	base(614e8dd)	target(8077cb0)	trend
benchmark-table/create/10k	duration	931.40 (± 10.30 ms)	889.70 (± 11.90 ms)	4.48% 👍

table-create-1k	metric	base(614e8dd)	target(8077cb0)	trend
benchmark-table/create/1k	duration	105.70 (± 2.70 ms)	103.00 (± 1.50 ms)	2.55% 👍

table-update-10th-1k	metric	base(614e8dd)	target(8077cb0)	trend
benchmark-table/update-10th/1k	duration	87.60 (± 4.00 ms)	88.80 (± 5.10 ms)	-1.37% 👍

tablecmp-append-1k	metric	base(614e8dd)	target(8077cb0)	trend
benchmark-table-component/append/1k	duration	233.20 (± 5.20 ms)	232.40 (± 3.60 ms)	0.34% 👌

tablecmp-clear-1k	metric	base(614e8dd)	target(8077cb0)	trend

tablecmp-create-10k	metric	base(614e8dd)	target(8077cb0)	trend
benchmark-table-component/create/10k	duration	1642.00 (± 12.90 ms)	1625.50 (± 14.00 ms)	1.00% 👍

tablecmp-create-1k	metric	base(614e8dd)	target(8077cb0)	trend
benchmark-table-component/create/1k	duration	179.30 (± 3.90 ms)	171.10 (± 3.60 ms)	4.57% 👍

tablecmp-update-10th-1k	metric	base(614e8dd)	target(8077cb0)	trend
benchmark-table-component/update-10th/1k	duration	78.75 (± 4.60 ms)	76.60 (± 3.50 ms)	2.73% 👌