[webkit-dev] RenderArena: Teaching an old dog new tricks
rniwa at webkit.org
Tue Nov 13 23:14:32 PST 2012
On Tue, Nov 13, 2012 at 10:23 PM, Eric Seidel <eric at webkit.org> wrote:
> RenderArena was a perf optimization for the rendering tree, which
> hyatt imported from Mozilla 10 years ago:
> The prevailing lore has long been that RenderArena is no longer
> useful, ugly, and should be killed!
> The (unfortunate?) reality is that we've failed to do so, despite
> trying several times.
I don't think we have failed. The messages posted on the thread don't
indicate anyone has tried to delete the render arena recently. I support
any attempts to remove it.
Since RenderArena is generic, the current plan to move it to WTF (as
> by Chris Marrin suggested back in
> clean up the code further, and investigate wider deployment (like to
> the DOM tree) for the security benefit and possible perf win.
How does this work when a node is adopted from one document to another? DOM
arena (or whatever we call it) will not be tied to a document?
- R. Niwa
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