Userland: Remove workarounds for LibIPC include order sensitivity

Userland/Services/FileSystemAccessServer/ConnectionFromClient.cpp

@@ -4,15 +4,12 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
-// FIXME: LibIPC Decoder and Encoder are sensitive to include order here
-// clang-format off
-#include <LibGUI/ConnectionToWindowServer.h>
-// clang-format on
 #include <AK/Debug.h>
 #include <FileSystemAccessServer/ConnectionFromClient.h>
 #include <LibCore/File.h>
 #include <LibCore/IODevice.h>
 #include <LibGUI/Application.h>
+#include <LibGUI/ConnectionToWindowServer.h>
 #include <LibGUI/FilePicker.h>
 #include <LibGUI/MessageBox.h>
 

Userland/Services/NotificationServer/ConnectionFromClient.h

@@ -7,11 +7,9 @@
 #pragma once
 
 #include <LibIPC/ConnectionFromClient.h>
-#include <WindowServer/ScreenLayout.h>
-
-// Must be included after WindowServer/ScreenLayout.h
 #include <NotificationServer/NotificationClientEndpoint.h>
 #include <NotificationServer/NotificationServerEndpoint.h>
+#include <WindowServer/ScreenLayout.h>
 
 namespace NotificationServer {
 

Userland/Services/RequestServer/ConnectionFromClient.h

@@ -7,8 +7,6 @@
 #pragma once
 
 #include <AK/HashMap.h>
-// Need to include this before RequestClientEndpoint.h as that one includes LibIPC/(De En)coder.h, which would bomb if included before this.
-#include <LibCore/Proxy.h>
 #include <LibIPC/ConnectionFromClient.h>
 #include <RequestServer/Forward.h>
 #include <RequestServer/RequestClientEndpoint.h>

Userland/Services/WebContent/ConnectionFromClient.cpp

@@ -19,7 +19,6 @@
 #include <LibJS/Parser.h>
 #include <LibJS/Runtime/ConsoleObject.h>
 #include <LibWeb/Bindings/MainThreadVM.h>
-#include <LibWeb/Cookie/ParsedCookie.h>
 #include <LibWeb/DOM/Document.h>
 #include <LibWeb/Dump.h>
 #include <LibWeb/HTML/BrowsingContext.h>

Userland/Services/WebContent/ConnectionFromClient.h

@@ -13,7 +13,6 @@
 #include <LibJS/Forward.h>
 #include <LibJS/Heap/Handle.h>
 #include <LibWeb/CSS/PreferredColorScheme.h>
-#include <LibWeb/Cookie/ParsedCookie.h>
 #include <LibWeb/Forward.h>
 #include <LibWeb/Loader/FileRequest.h>
 #include <LibWeb/Platform/Timer.h>

Userland/Services/WebContent/WebContentClient.ipc

@@ -4,9 +4,6 @@
 #include <LibWeb/Cookie/Cookie.h>
 #include <LibWeb/Cookie/ParsedCookie.h>
 
-// FIXME: This isn't used here, but the generated IPC fails to compile without this include.
-#include <LibWeb/WebDriver/Response.h>
-
 endpoint WebContentClient
 {
     did_start_loading(URL url) =|

Userland/Services/WindowServer/ScreenLayout.ipp

@@ -6,15 +6,13 @@
 
 #include <AK/ScopeGuard.h>
 #include <Kernel/API/Graphics.h>
+#include <LibIPC/Decoder.h>
+#include <LibIPC/Encoder.h>
 #include <Services/WindowServer/ScreenLayout.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <string.h>
 
-// Must be included after LibIPC/Forward.h
-#include <LibIPC/Decoder.h>
-#include <LibIPC/Encoder.h>
-
 namespace WindowServer {
 
 bool ScreenLayout::is_valid(String* error_msg) const