[webkit-changes] [WebKit/WebKit] 421c91: Have MomentumEventDispatcher tell its client to st...

[Simon Fraser]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 421c915aa8aecb7849b59fb9496fb1f0f4958175
      https://github.com/WebKit/WebKit/commit/421c915aa8aecb7849b59fb9496fb1f0f4958175
  Author: Simon Fraser <simon.fraser at apple.com>
  Date:   2023-02-20 (Mon, 20 Feb 2023)

  Changed paths:
    M Source/WebKit/WebProcess/WebPage/EventDispatcher.cpp
    M Source/WebKit/WebProcess/WebPage/EventDispatcher.h
    M Source/WebKit/WebProcess/WebPage/MomentumEventDispatcher.cpp
    M Source/WebKit/WebProcess/WebPage/MomentumEventDispatcher.h

  Log Message:
  -----------
  Have MomentumEventDispatcher tell its client to start and stop the display refresh callbacks
https://bugs.webkit.org/show_bug.cgi?id=252542
rdar://105639929

Reviewed by Tim Horton.

Have MomentumEventDispatcher delegate to its client the responsibility of starting and
stopping the display refresh callbacks, so that MomentumEventDispatcher can be used in
the UI process in future.

* Source/WebKit/WebProcess/WebPage/EventDispatcher.cpp:
(WebKit::EventDispatcher::EventDispatcher):
(WebKit::EventDispatcher::startDisplayWasRefreshedCallbacks):
(WebKit::EventDispatcher::stopDisplayWasRefreshedCallbacks):
* Source/WebKit/WebProcess/WebPage/EventDispatcher.h:
* Source/WebKit/WebProcess/WebPage/MomentumEventDispatcher.cpp:
(WebKit::MomentumEventDispatcher::MomentumEventDispatcher):
(WebKit::MomentumEventDispatcher::startDisplayLink):
(WebKit::MomentumEventDispatcher::stopDisplayLink):
* Source/WebKit/WebProcess/WebPage/MomentumEventDispatcher.h:

Canonical link: https://commits.webkit.org/260553@main