Bug 144175 - theverge.com burning 100% CPU on iPad (due to window.screenX/Y)
Summary: theverge.com burning 100% CPU on iPad (due to window.screenX/Y)
Alias: None
Product: WebKit
Classification: Unclassified
Component: WebCore Misc. (show other bugs)
Version: 528+ (Nightly build)
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Andreas Kling
Keywords: InRadar, Performance
Depends on:
Reported: 2015-04-24 16:57 PDT by Andreas Kling
Modified: 2015-04-24 17:26 PDT (History)
1 user (show)

See Also:

Patch (1.68 KB, patch)
2015-04-24 17:00 PDT, Andreas Kling
andersca: review+
Details | Formatted Diff | Diff

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Description Andreas Kling 2015-04-24 16:57:55 PDT

theverge.com is burning up my iPad CPU asking for the screen dimensions over and over. Since they are always going to be 0,0/0x0 on iOS, let's just add a short-circuit and get rid of the expensive synchronous IPC.
Comment 1 Andreas Kling 2015-04-24 17:00:21 PDT
Created attachment 251595 [details]
Comment 2 Anders Carlsson 2015-04-24 17:01:31 PDT
Comment on attachment 251595 [details]

View in context: https://bugs.webkit.org/attachment.cgi?id=251595&action=review

> Source/WebKit2/WebProcess/WebCoreSupport/WebChromeClient.cpp:135

Shouldn't this be #elif PLATFORM(MAC) then?
Comment 3 Andreas Kling 2015-04-24 17:26:49 PDT
Committed r183299: <http://trac.webkit.org/changeset/183299>