Access a WebPageProxy's WebProcessPool through its configuration instead of its main frame process

[achristensen07]

b99b53f

Access a WebPageProxy's WebProcessPool through its configuration instead of its main frame process
https://bugs.webkit.org/show_bug.cgi?id=275284
rdar://129425265

Reviewed by Charlie Wolfe.

This is the broadest and lowest risk way to quickly reduce use of WebPageProxy::legacyMainFrameProcess.
The two paths reach the same WebProcessPool.

* Source/WebKit/UIProcess/API/C/WKPage.cpp:
(WKPageGetContext):
(WKPageGetGPUProcessIdentifier):
(WKPageSetMockCaptureDevicesInterrupted):
(WKPageTriggerMockCaptureConfigurationChange):
* Source/WebKit/UIProcess/API/C/mac/WKPagePrivateMac.mm:
(WKPageIsURLKnownHSTSHost):
* Source/WebKit/UIProcess/API/Cocoa/WKWebView.mm:
(-[WKWebView dealloc]):
(-[WKWebView _remoteObjectRegistry]):
(-[WKWebView _clearBackForwardCache]):
* Source/WebKit/UIProcess/API/Cocoa/WKWebViewTesting.mm:
(-[WKWebView _hasServiceWorkerBackgroundActivityForTesting]):
(-[WKWebView _hasServiceWorkerForegroundActivityForTesting]):
(-[WKWebView _gpuToWebProcessConnectionCountForTesting:]):
* Source/WebKit/UIProcess/Cocoa/VideoPresentationManagerProxy.mm:
(WebKit::VideoPresentationManagerProxy::createLayerHostViewWithID):
* Source/WebKit/UIProcess/Extensions/Cocoa/WebExtensionControllerCocoa.mm:
(WebKit::WebExtensionController::addPage):
(WebKit::WebExtensionController::removePage):
(WebKit::WebExtensionController::removeProcessPool):
* Source/WebKit/UIProcess/Gamepad/UIGamepadProvider.cpp:
(WebKit::UIGamepadProvider::gamepadSyncTimerFired):
(WebKit::UIGamepadProvider::viewBecameActive):
* Source/WebKit/UIProcess/Inspector/WebInspectorUIProxy.cpp:
(WebKit::WebInspectorUIProxy::frontendLoaded):
* Source/WebKit/UIProcess/RemoteLayerTree/mac/RemoteLayerTreeDrawingAreaProxyMac.mm:
(WebKit::RemoteLayerTreeDrawingAreaProxyMac::existingDisplayLink):
(WebKit::RemoteLayerTreeDrawingAreaProxyMac::displayLink):
* Source/WebKit/UIProcess/UserMediaPermissionRequestManagerProxy.cpp:
(WebKit::UserMediaPermissionRequestManagerProxy::processUserMediaPermissionValidRequest):
* Source/WebKit/UIProcess/WebFullScreenManagerProxy.cpp:
(WebKit::WebFullScreenManagerProxy::didEnterFullScreen):
(WebKit::WebFullScreenManagerProxy::didExitFullScreen):
* Source/WebKit/UIProcess/WebPageProxy.cpp:
(WebKit::WebPageProxy::gpuProcessID const):
(WebKit::WebPageProxy::modelProcessID const):
(WebKit::WebPageProxy::backForwardCache const):
(WebKit::WebPageProxy::close):
(WebKit::WebPageProxy::reload):
(WebKit::WebPageProxy::wheelEventHandlingCompleted):
(WebKit::WebPageProxy::receivedNavigationActionPolicyDecision):
(WebKit::WebPageProxy::didDestroyFrame):
(WebKit::WebPageProxy::didFinishDocumentLoadForFrame):
(WebKit::WebPageProxy::didFinishLoadForFrame):
(WebKit::WebPageProxy::didFailLoadForFrame):
(WebKit::WebPageProxy::didSameDocumentNavigationForFrame):
(WebKit::WebPageProxy::didSameDocumentNavigationForFrameViaJSHistoryAPI):
(WebKit::WebPageProxy::didUpdateHistoryTitle):
(WebKit::WebPageProxy::runJavaScriptAlert):
(WebKit::WebPageProxy::runJavaScriptConfirm):
(WebKit::WebPageProxy::runJavaScriptPrompt):
(WebKit::WebPageProxy::runBeforeUnloadConfirmPanel):
(WebKit::WebPageProxy::runOpenPanel):
(WebKit::WebPageProxy::resumeDownload):
(WebKit::WebPageProxy::downloadRequest):
(WebKit::WebPageProxy::showPopupMenu):
(WebKit::WebPageProxy::showContextMenu):
(WebKit::WebPageProxy::mouseEventHandlingCompleted):
(WebKit::WebPageProxy::keyEventHandlingCompleted):
(WebKit::WebPageProxy::resetStateAfterProcessTermination):
(WebKit::WebPageProxy::willStartCapture):
(WebKit::WebPageProxy::gpuProcessExited):
* Source/WebKit/UIProcess/WebPreferences.cpp:
(WebKit::WebPreferences::updateBoolValueForKey):
* Source/WebKit/UIProcess/ios/PageClientImplIOS.mm:
(WebKit::PageClientImpl::decidePolicyForGeolocationPermissionRequest):
* Source/WebKit/UIProcess/ios/WKContentView.mm:
(-[WKContentView _setupVisibilityPropagationForGPUProcess]):
(-[WKContentView _setupVisibilityPropagationForModelProcess]):
(-[WKContentView _removeVisibilityPropagationViewForGPUProcess]):
* Source/WebKit/UIProcess/mac/DisplayCaptureSessionManager.mm:
(WebKit::DisplayCaptureSessionManager::promptForGetDisplayMedia):
(WebKit::DisplayCaptureSessionManager::cancelGetDisplayMediaPrompt):
* Source/WebKit/UIProcess/mac/WebViewImpl.mm:
(WebKit::WebViewImpl::~WebViewImpl):
(WebKit::WebViewImpl::screenDidChangeColorSpace):
(WebKit::WebViewImpl::remoteObjectRegistry):

Canonical link: https://commits.webkit.org/279850@main

3123233

Misc	iOS, tvOS & watchOS	macOS	Linux	Windows
✅ 🧪 style	✅ 🛠 ios	✅ 🛠 mac	✅ 🛠 wpe	✅ 🛠 wincairo
	✅ 🛠 ios-sim	✅ 🛠 mac-AS-debug	✅ 🧪 wpe-wk2	✅ 🧪 wincairo-tests
✅ 🧪 webkitperl	✅ 🧪 ios-wk2	✅ 🧪 api-mac	✅ 🧪 api-wpe
	✅ 🧪 ios-wk2-wpt		✅ 🛠 wpe-cairo
	🧪 api-ios	✅ 🧪 mac-wk2	✅ 🛠 gtk
	✅ 🛠 tv	✅ 🧪 mac-AS-debug-wk2	✅ 🧪 gtk-wk2
	✅ 🛠 tv-sim	✅ 🧪 mac-wk2-stress	✅ 🧪 api-gtk
	✅ 🛠 watch
✅ 🛠 🧪 unsafe-merge	✅ 🛠 watch-sim

[webkit-early-warning-system]

EWS run on previous version of this PR (hash 480c810)

Misc	iOS, tvOS & watchOS	macOS	Linux	Windows
✅ 🧪 style	❌ 🛠 ios	✅ 🛠 mac	❌ 🛠 wpe	🛠 wincairo
	❌ 🛠 ios-sim	✅ 🛠 mac-AS-debug	❌ 🧪 wpe-wk2	🧪 wincairo-tests
✅ 🧪 webkitperl	❌ 🧪 ios-wk2	🧪 api-mac	❌ 🧪 api-wpe
	❌ 🧪 ios-wk2-wpt		❌ 🛠 wpe-cairo
	❌ 🧪 api-ios	🧪 mac-wk2	❌ 🛠 gtk
	🛠 tv	⏳ 🧪 mac-AS-debug-wk2	❌ 🧪 gtk-wk2
	🛠 tv-sim	🧪 mac-wk2-stress	❌ 🧪 api-gtk
	🛠 watch
	🛠 watch-sim

[webkit-early-warning-system]

EWS run on previous version of this PR (hash 3a74c0d)

Misc	iOS, tvOS & watchOS	macOS	Linux	Windows
✅ 🧪 style	✅ 🛠 ios	✅ 🛠 mac	✅ 🛠 wpe	🛠 wincairo
	✅ 🛠 ios-sim	✅ 🛠 mac-AS-debug	🧪 wpe-wk2	🧪 wincairo-tests
✅ 🧪 webkitperl	✅ 🧪 ios-wk2	🧪 api-mac	🧪 api-wpe
	✅ 🧪 ios-wk2-wpt		✅ 🛠 wpe-cairo
	⏳ 🧪 api-ios	🧪 mac-wk2	❌ 🛠 gtk
	🛠 tv	🧪 mac-AS-debug-wk2	❌ 🧪 gtk-wk2
	🛠 tv-sim	🧪 mac-wk2-stress	❌ 🧪 api-gtk
	🛠 watch
	🛠 watch-sim

[webkit-early-warning-system]

EWS run on current version of this PR (hash 3123233)

Misc	iOS, tvOS & watchOS	macOS	Linux	Windows
✅ 🧪 style	✅ 🛠 ios	✅ 🛠 mac	✅ 🛠 wpe	✅ 🛠 wincairo
	✅ 🛠 ios-sim	✅ 🛠 mac-AS-debug	✅ 🧪 wpe-wk2	✅ 🧪 wincairo-tests
✅ 🧪 webkitperl	✅ 🧪 ios-wk2	✅ 🧪 api-mac	✅ 🧪 api-wpe
	✅ 🧪 ios-wk2-wpt		✅ 🛠 wpe-cairo
	🧪 api-ios	✅ 🧪 mac-wk2	✅ 🛠 gtk
	✅ 🛠 tv	✅ 🧪 mac-AS-debug-wk2	✅ 🧪 gtk-wk2
	✅ 🛠 tv-sim	✅ 🧪 mac-wk2-stress	✅ 🧪 api-gtk
	✅ 🛠 watch
✅ 🛠 🧪 unsafe-merge	✅ 🛠 watch-sim

[charliewolfe]

There are several uses of m_legacyMainFrameProcess->processPool() in WebPageProxy that could also be replaced.

[webkit-commit-queue]

Committed 279850@main (b99b53f): https://commits.webkit.org/279850@main

Reviewed commits have been landed. Closing PR #29649 and removing active labels.