Always buffer some console messages without requiring developerExtrasEnabled be enabled at log time
<rdar://problem/36593635>
Created attachment 358397 [details] [PATCH] Proposed Fix I'd like to measure any performance impact from this.
Comment on attachment 358397 [details] [PATCH] Proposed Fix r=me
Comment on attachment 358397 [details] [PATCH] Proposed Fix Obsoleting this patch. It caused a performance regression on benchmarks so I think I'll take a different approach.