Don't use window icons in overview

Upstream removed support for window icons in mutter, so if we
want to add them back, we will need something more involved
than the RHEL 9 downstream patches.

Resolves: RHEL-35275

0001-windowPreview-Override-with-window-icon-if-available.patch

@@ -1,46 +0,0 @@
-From 4a18727ea97fbb676b90183c2154d4cc316133a4 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Florian=20M=C3=BCllner?= <fmuellner@gnome.org>
-Date: Thu, 7 Mar 2024 18:22:32 +0100
-Subject: [PATCH] windowPreview: Override with window icon if available
-
----
- js/ui/windowPreview.js | 16 ++++++++++++++++
- 1 file changed, 16 insertions(+)
-
-diff --git a/js/ui/windowPreview.js b/js/ui/windowPreview.js
-index d865e6e25b..889dc18797 100644
---- a/js/ui/windowPreview.js
-+++ b/js/ui/windowPreview.js
-@@ -133,6 +133,12 @@ export const WindowPreview = GObject.registerClass({
-         const tracker = Shell.WindowTracker.get_default();
-         const app = tracker.get_window_app(this.metaWindow);
-         this._icon = app.create_icon_texture(ICON_SIZE);
-+        // Override with window icon if available
-+        if (this._hasWindowIcon()) {
-+            const textureCache = St.TextureCache.get_default();
-+            this._icon.gicon = textureCache.bind_cairo_surface_property(
-+                this.metaWindow, 'icon');
-+        }
-         this._icon.add_style_class_name('icon-dropshadow');
-         this._icon.set({
-             reactive: true,
-@@ -234,6 +240,16 @@ export const WindowPreview = GObject.registerClass({
-         });
-     }
- 
-+    _hasWindowIcon() {
-+        // HACK: GI cannot handle CairoSurface, so this
-+        // will throw if the icon property is non-null
-+        try {
-+            return this.metaWindow.icon !== null;
-+        } catch (e) {
-+            return true;
-+        }
-+    }
-+
-     _updateIconScale() {
-         const {ControlsState} = OverviewControls;
-         const {currentState, initialState, finalState} =
--- 
-2.44.0
-

gnome-shell.spec

@@ -34,7 +34,6 @@ Patch: 0001-extensionDownloader-Refuse-to-override-system-extens.patch
 
 # Misc.
 Patch: 0001-app-Fall-back-to-window-title-instead-of-WM_CLASS.patch
-Patch: 0001-windowPreview-Override-with-window-icon-if-available.patch
 Patch: 0001-windowMenu-Bring-back-workspaces-submenu-for-static-.patch
 Patch: 0001-main-Dump-stack-on-segfaults-by-default.patch
 Patch: 0001-st-texture-cache-purge-on-resume.patch