[Webkit-unassigned] [Bug 197647] Rendering of Nature.com's "enhanced pdf" is super laggy

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=197647

--- Comment #2 from Oliver Hunt <oliver at nerget.com> ---
Looks to be spending a tonne of time in/under/around 

CA::CG::draw_glyph_bitmaps(CA::CG::Renderer&, CA::CG::FillGlyphs const&, CA::CG::ShadowStyle const*, bool, bool)

Instruments really should develop an understanding of dispatch queues.

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