Open Bug 1189067 Opened 9 years ago Updated 2 years ago

Add ChromeOnly MutationObserver.mergeCharacterDataRecords to speed up devtools

Categories

(Core :: DOM: Core & HTML, defect)

36 Branch
defect

Tracking

()

People

(Reporter: smaug, Unassigned)

Details

Summary: Bug 1188640 - Add ChromeOnly MutationObserver.mergeCharacterDataRecords to speed up devtools → Add ChromeOnly MutationObserver.mergeCharacterDataRecords to speed up devtools
As discussed on IRC we may want to have just .mergeRecords which tries to merge all sorts of records in some sane, documented way. For child list case it could perhaps merge if all the child nodes are being replaced all the time. The merged record would contain initially removed nodes and finally added nodes, but the intermediates wouldn't be notified.
Component: DOM → DOM: Core & HTML
Severity: normal → S3
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