[webkit-changes] [WebKit/WebKit] 9bdfab: [iOS] Fix crash in ProcessThrottler::sendPrepareTo...

[Miguel Salinas]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 9bdfab144ce088159138cc60fe84bd20f293576a
      https://github.com/WebKit/WebKit/commit/9bdfab144ce088159138cc60fe84bd20f293576a
  Author: Miguel Salinas <miguel_salinas at apple.com>
  Date:   2022-12-14 (Wed, 14 Dec 2022)

  Changed paths:
    M Source/WebKit/UIProcess/ProcessThrottler.cpp

  Log Message:
  -----------
  [iOS] Fix crash in ProcessThrottler::sendPrepareToSuspendIPC
https://bugs.webkit.org/show_bug.cgi?id=249220
rdar://103276264

Reviewed by Chris Dumez.

After 257628 at main we call `ProcessThrottler::updateThrottleStateIfNeeded`
every time we call `ProcessThrottler::setShouldTakeSuspendedAssertion`.
Instead, we should only take or drop the Suspended assertion when actually
needed in `ProcessThrottler::setShouldTakeSuspendedAssertion`.

* Source/WebKit/UIProcess/ProcessThrottler.cpp:
(WebKit::ProcessThrottler::setShouldTakeSuspendedAssertion):

Canonical link: https://commits.webkit.org/257850@main