[webkit-changes] [WebKit/WebKit] 9a3acb: Add back the "schedule rendering update" trace poi...

[Simon Fraser]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 9a3acbde3c4b30bb2bfa0d73aac20479fb568229
      https://github.com/WebKit/WebKit/commit/9a3acbde3c4b30bb2bfa0d73aac20479fb568229
  Author: Simon Fraser <simon.fraser at apple.com>
  Date:   2023-06-29 (Thu, 29 Jun 2023)

  Changed paths:
    M Source/WTF/wtf/SystemTracing.h
    M Source/WebKit/Resources/Signposts/SystemTracePoints.plist
    M Source/WebKit/WebProcess/WebPage/RemoteLayerTree/RemoteLayerTreeDrawingArea.mm

  Log Message:
  -----------
  Add back the "schedule rendering update" trace point after 264920 at main
https://bugs.webkit.org/show_bug.cgi?id=258699
rdar://111538471

Reviewed by Ryosuke Niwa.

Now that RemoteLayerTreeDrawingArea schedules its own rendering updates, add back a
tracepoint for "schedule rendering update" to assist with investigations.

* Source/WTF/wtf/SystemTracing.h:
* Source/WebKit/Resources/Signposts/SystemTracePoints.plist:
* Source/WebKit/WebProcess/WebPage/RemoteLayerTree/RemoteLayerTreeDrawingArea.mm:
(WebKit::RemoteLayerTreeDrawingArea::scheduleRenderingUpdate):

Canonical link: https://commits.webkit.org/265639@main