Expose object identifiers list to IPC testing API

[achristensen07]

d32d14b

Expose object identifiers list to IPC testing API
https://bugs.webkit.org/show_bug.cgi?id=245015

Reviewed by Brady Eidson.

* Source/WebKit/Platform/IPC/MessageArgumentDescriptions.h:
* Source/WebKit/Scripts/webkit/messages.py:
(forward_declarations_for_namespace):
(serialized_identifiers):
(types_that_cannot_be_forward_declared):
(generate_message_argument_description_implementation):
* Source/WebKit/Scripts/webkit/tests/MessageArgumentDescriptions.cpp:
(IPC::serializedIdentifiers):
* Source/WebKit/WebProcess/WebPage/IPCTestingAPI.cpp:
(WebKit::IPCTestingAPI::JSIPC::staticValues):
(WebKit::IPCTestingAPI::JSIPC::serializedEnumInfo):
(WebKit::IPCTestingAPI::JSIPC::objectIdentifiers):
* Tools/TestWebKitAPI/Tests/WebKitCocoa/IPCTestingAPI.mm:

Canonical link: https://commits.webkit.org/254360@main

3832a0f

Misc	iOS, tvOS & watchOS	macOS	Linux	Windows
✅ 🧪 style	✅ 🛠 ios	✅ 🛠 mac	✅ 🛠 wpe	🛠 🧪 win
✅ 🧪 bindings	✅ 🛠 ios-sim	✅ 🛠 mac-debug	✅ 🛠 gtk	✅ 🛠 wincairo
✅ 🧪 webkitperl	✅ 🧪 ios-wk2	✅ 🛠 mac-AS-debug	✅ 🧪 gtk-wk2
✅ 🧪 webkitpy	✅ 🧪 api-ios	✅ 🧪 api-mac	✅ 🧪 api-gtk
	✅ 🛠 tv	🧪 mac-wk1
	✅ 🛠 tv-sim	✅ 🧪 mac-wk2
✅ 🛠 🧪 merge	✅ 🛠 watch	✅ 🧪 mac-AS-debug-wk2
	✅ 🛠 watch-sim	✅ 🧪 mac-wk2-stress

[webkit-early-warning-system]

EWS run on previous version of this PR (hash 321f454)

Misc	iOS, tvOS & watchOS	macOS	Linux	Windows
✅ 🧪 style	✅ 🛠 ios	✅ 🛠 mac	✅ 🛠 wpe	⏳ 🛠 🧪 win
✅ 🧪 bindings	✅ 🛠 ios-sim	🛠 mac-debug	✅ 🛠 gtk	✅ 🛠 wincairo
✅ 🧪 webkitperl	✅ 🧪 ios-wk2	❌ 🛠 mac-AS-debug	✅ 🧪 gtk-wk2
✅ 🧪 webkitpy	✅ 🧪 api-ios	🧪 api-mac	❌ 🧪 api-gtk
	✅ 🛠 tv	🧪 mac-wk1
	✅ 🛠 tv-sim	✅ 🧪 mac-wk2
	✅ 🛠 watch	❌ 🧪 mac-AS-debug-wk2
	✅ 🛠 watch-sim	✅ 🧪 mac-wk2-stress

[webkit-early-warning-system]

3832a0f

Misc	iOS, tvOS & watchOS	macOS	Linux	Windows
✅ 🧪 style	✅ 🛠 ios	✅ 🛠 mac	✅ 🛠 wpe	🛠 🧪 win
✅ 🧪 bindings	✅ 🛠 ios-sim	✅ 🛠 mac-debug	✅ 🛠 gtk	✅ 🛠 wincairo
✅ 🧪 webkitperl	✅ 🧪 ios-wk2	✅ 🛠 mac-AS-debug	✅ 🧪 gtk-wk2
✅ 🧪 webkitpy	✅ 🧪 api-ios	✅ 🧪 api-mac	✅ 🧪 api-gtk
	✅ 🛠 tv	🧪 mac-wk1
	✅ 🛠 tv-sim	✅ 🧪 mac-wk2
✅ 🛠 🧪 merge	✅ 🛠 watch	✅ 🧪 mac-AS-debug-wk2
	✅ 🛠 watch-sim	✅ 🧪 mac-wk2-stress

[webkit-commit-queue]

Committed 254360@main (d32d14b): https://commits.webkit.org/254360@main

Reviewed commits have been landed. Closing PR #4208 and removing active labels.