[webkit-changes] [WebKit/WebKit] 3db4e6: Don't IdleExit the GPU Process if DOM Rendering is...

[Chris Dumez]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 3db4e668e80eab852778350c423b9ed2f1b4ea06
      https://github.com/WebKit/WebKit/commit/3db4e668e80eab852778350c423b9ed2f1b4ea06
  Author: Chris Dumez <cdumez at apple.com>
  Date:   2023-06-29 (Thu, 29 Jun 2023)

  Changed paths:
    M Source/WebKit/GPUProcess/GPUConnectionToWebProcess.cpp
    M Source/WebKit/GPUProcess/GPUConnectionToWebProcess.h
    M Source/WebKit/GPUProcess/GPUProcess.cpp
    M Source/WebKit/GPUProcess/GPUProcess.h
    M Source/WebKit/GPUProcess/GPUProcess.messages.in
    M Source/WebKit/Shared/GPUProcessConnectionParameters.h
    M Source/WebKit/Shared/GPUProcessConnectionParameters.serialization.in
    M Source/WebKit/UIProcess/GPU/GPUProcessProxy.cpp
    M Source/WebKit/UIProcess/GPU/GPUProcessProxy.h
    M Source/WebKit/UIProcess/WebProcessPool.cpp
    M Source/WebKit/UIProcess/WebProcessProxy.cpp
    M Source/WebKit/UIProcess/WebProcessProxy.h

  Log Message:
  -----------
  Don't IdleExit the GPU Process if DOM Rendering is enabled and there is a client WebContent process
https://bugs.webkit.org/show_bug.cgi?id=258487
rdar://110742027

Reviewed by Wenson Hsieh.

Pass `useGPUProcessForDOMRenderingEnabled` in GPUProcessConnectionParameters, and keep
this flag up to date whenever pages are added or removed from the WebProcessProxy.
When this flag is true, return false from GPUConnectionToWebProcess::allowsExitUnderMemoryPressure().

* Source/WebKit/GPUProcess/GPUConnectionToWebProcess.cpp:
(WebKit::GPUConnectionToWebProcess::allowsExitUnderMemoryPressure const):
* Source/WebKit/GPUProcess/GPUConnectionToWebProcess.h:
* Source/WebKit/Shared/GPUProcessConnectionParameters.h:
* Source/WebKit/Shared/GPUProcessConnectionParameters.serialization.in:
* Source/WebKit/UIProcess/WebProcessPool.cpp:
(WebKit::WebProcessPool::createGPUProcessConnection):

Canonical link: https://commits.webkit.org/265623@main