Bug 117433

Summary:	Consider using AtomicString in HTTP header
Product:	WebKit	Reporter:	Ryosuke Niwa <rniwa>
Component:	WebCore Misc.	Assignee:	Nobody <webkit-unassigned>
Status:	NEW ---
Severity:	Normal	CC:	ap, barraclough, benjamin, darin, ggaren
Priority:	P2	Keywords:	BlinkMergeCandidate
Version:	528+ (Nightly build)
Hardware:	Unspecified
OS:	Unspecified

Description Ryosuke Niwa 2013-06-10 15:21:24 PDT

Also consider merging https://chromium.googlesource.com/chromium/blink/+/085f6a22460b323408b9794f17f93cef647ff898.

Profiling memory use by Mobile Gmail shows that we're wasting a lot of memory
on duplicate HTTP headers. For example, we're wasting 2.4 kB by having 25
copies of the User-Agent header. To save memory, we should atomize header
values as well as header names.