Bug 206089 - [iOS] Remove used media-related mach services from the WebContent process sandbox
Summary: [iOS] Remove used media-related mach services from the WebContent process san...
Status: REOPENED
Alias: None
Product: WebKit
Classification: Unclassified
Component: WebKit2 (show other bugs)
Version: WebKit Nightly Build
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Brent Fulgham
URL:
Keywords: InRadar
Depends on: 206969
Blocks:
  Show dependency treegraph
 
Reported: 2020-01-10 13:46 PST by Brent Fulgham
Modified: 2020-01-29 14:33 PST (History)
5 users (show)

See Also:


Attachments
Patch (6.85 KB, patch)
2020-01-10 13:55 PST, Brent Fulgham
no flags Details | Formatted Diff | Diff
Patch (6.82 KB, patch)
2020-01-10 16:12 PST, Brent Fulgham
pvollan: review+
Details | Formatted Diff | Diff

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Description Brent Fulgham 2020-01-10 13:46:12 PST
After conducting multiple test passes and large-scale living-on testing with telemetry, we have confirmed that the following XPC services are not used by the media logic in WebKit, and can be removed:

    com.apple.coremedia.cpeprotector.xpc
    com.apple.coremedia.figcontentkeysession.xpc
    com.apple.coremedia.routingsessionmanager.xpc
    com.apple.coremedia.sts
Comment 1 Radar WebKit Bug Importer 2020-01-10 13:47:04 PST
<rdar://problem/58489478>
Comment 2 Brent Fulgham 2020-01-10 13:55:27 PST
Created attachment 387372 [details]
Patch
Comment 3 Brent Fulgham 2020-01-10 16:12:05 PST
Created attachment 387389 [details]
Patch
Comment 4 Per Arne Vollan 2020-01-10 16:15:08 PST
Comment on attachment 387389 [details]
Patch

R=me.
Comment 5 Brent Fulgham 2020-01-10 16:22:06 PST
Committed r254379: <https://trac.webkit.org/changeset/254379>
Comment 6 WebKit Commit Bot 2020-01-29 14:33:00 PST
Re-opened since this is blocked by bug 206969