fix notification windows7 compat impl

Cargo.lock

@@ -4960,7 +4960,7 @@ dependencies = [
 [[package]]
 name = "tauri"
 version = "2.0.0-alpha.8"
-source = "git+https://github.com/tauri-apps/tauri?branch=next#994e4fd6d9e649e0d76124cd6fcd18443ac585b0"
+source = "git+https://github.com/tauri-apps/tauri?branch=next#8ce32e74b5573931c3bc81e8e893a6d3b9686b0e"
 dependencies = [
  "anyhow",
  "bytes 1.4.0",
@@ -5010,7 +5010,7 @@ dependencies = [
 [[package]]
 name = "tauri-build"
 version = "2.0.0-alpha.4"
-source = "git+https://github.com/tauri-apps/tauri?branch=next#994e4fd6d9e649e0d76124cd6fcd18443ac585b0"
+source = "git+https://github.com/tauri-apps/tauri?branch=next#8ce32e74b5573931c3bc81e8e893a6d3b9686b0e"
 dependencies = [
  "anyhow",
  "cargo_toml",
@@ -5030,7 +5030,7 @@ dependencies = [
 [[package]]
 name = "tauri-codegen"
 version = "2.0.0-alpha.4"
-source = "git+https://github.com/tauri-apps/tauri?branch=next#994e4fd6d9e649e0d76124cd6fcd18443ac585b0"
+source = "git+https://github.com/tauri-apps/tauri?branch=next#8ce32e74b5573931c3bc81e8e893a6d3b9686b0e"
 dependencies = [
  "base64 0.21.0",
  "brotli",
@@ -5055,7 +5055,7 @@ dependencies = [
 [[package]]
 name = "tauri-macros"
 version = "2.0.0-alpha.4"
-source = "git+https://github.com/tauri-apps/tauri?branch=next#994e4fd6d9e649e0d76124cd6fcd18443ac585b0"
+source = "git+https://github.com/tauri-apps/tauri?branch=next#8ce32e74b5573931c3bc81e8e893a6d3b9686b0e"
 dependencies = [
  "heck 0.4.1",
  "proc-macro2",
@@ -5449,7 +5449,7 @@ dependencies = [
 [[package]]
 name = "tauri-runtime"
 version = "0.13.0-alpha.4"
-source = "git+https://github.com/tauri-apps/tauri?branch=next#994e4fd6d9e649e0d76124cd6fcd18443ac585b0"
+source = "git+https://github.com/tauri-apps/tauri?branch=next#8ce32e74b5573931c3bc81e8e893a6d3b9686b0e"
 dependencies = [
  "gtk",
  "http",
@@ -5469,7 +5469,7 @@ dependencies = [
 [[package]]
 name = "tauri-runtime-wry"
 version = "0.13.0-alpha.4"
-source = "git+https://github.com/tauri-apps/tauri?branch=next#994e4fd6d9e649e0d76124cd6fcd18443ac585b0"
+source = "git+https://github.com/tauri-apps/tauri?branch=next#8ce32e74b5573931c3bc81e8e893a6d3b9686b0e"
 dependencies = [
  "cocoa",
  "gtk",
@@ -5489,7 +5489,7 @@ dependencies = [
 [[package]]
 name = "tauri-utils"
 version = "2.0.0-alpha.4"
-source = "git+https://github.com/tauri-apps/tauri?branch=next#994e4fd6d9e649e0d76124cd6fcd18443ac585b0"
+source = "git+https://github.com/tauri-apps/tauri?branch=next#8ce32e74b5573931c3bc81e8e893a6d3b9686b0e"
 dependencies = [
  "aes-gcm 0.10.1",
  "brotli",

plugins/notification/src/desktop.rs

@@ -243,7 +243,7 @@ mod imp {
         #[cfg(all(windows, feature = "windows7-compat"))]
         fn notify_win7<R: tauri::Runtime>(self, app: &tauri::AppHandle<R>) -> crate::Result<()> {
             let app = app.clone();
-            let default_window_icon = app.manager.inner.default_window_icon.clone();
+            let default_window_icon = app.default_window_icon().clone();
             let _ = app.run_on_main_thread(move || {
                 let mut notification = win7_notifications::Notification::new();
                 if let Some(body) = self.body {