fix: transparent window max/unmax event firing

patches/chromium/cherry-pick-f5101995acd2.patch

@@ -16,10 +16,10 @@ Commit-Queue: Jeremy Apthorp <jeremya@chromium.org>
 Cr-Commit-Position: refs/heads/main@{#963777}
 
 diff --git a/third_party/blink/renderer/core/frame/local_frame_view.cc b/third_party/blink/renderer/core/frame/local_frame_view.cc
-index 5f2a765668b093bb600678967470b6371db77c01..e4b244fddc673840e8d47c781964d0146b108d47 100644
+index d09106d45ec411bc1cbb89aef8617f2bcd7bdb09..b5b47226898f962c751c9a79fe6741f81d891396 100644
 --- a/third_party/blink/renderer/core/frame/local_frame_view.cc
 +++ b/third_party/blink/renderer/core/frame/local_frame_view.cc
-@@ -1915,8 +1915,6 @@ void LocalFrameView::PerformPostLayoutTasks(bool visual_viewport_size_changed) {
+@@ -1914,8 +1914,6 @@ void LocalFrameView::PerformPostLayoutTasks(bool visual_viewport_size_changed) {
      }
    }
 
@@ -28,7 +28,7 @@ index 5f2a765668b093bb600678967470b6371db77c01..e4b244fddc673840e8d47c781964d014
    GetLayoutView()->EnclosingLayer()->UpdateLayerPositionsAfterLayout();
    frame_->Selection().DidLayout();
 
-@@ -3307,6 +3305,7 @@ void LocalFrameView::UpdateStyleAndLayout() {
+@@ -3306,6 +3304,7 @@ void LocalFrameView::UpdateStyleAndLayout() {
      PerformPostLayoutTasks(visual_viewport_size_changed);
      GetFrame().GetDocument()->LayoutUpdated();
    }

shell/browser/native_window_views.cc

@@ -595,6 +595,7 @@ void NativeWindowViews::Unmaximize() {
 #if defined(OS_WIN)
     if (transparent()) {
       SetBounds(restore_bounds_, false);
+      NotifyWindowUnmaximize();
       return;
     }
 #endif

shell/browser/native_window_views_win.cc

@@ -187,6 +187,7 @@ void NativeWindowViews::Maximize() {
     auto display = display::Screen::GetScreen()->GetDisplayNearestWindow(
         GetNativeWindow());
     SetBounds(display.work_area(), false);
+    NotifyWindowMaximize();
   }
 }
 

spec-main/api-browser-window-spec.ts

@@ -1118,7 +1118,7 @@ describe('BrowserWindow module', () => {
           await unmaximize;
           expectBoundsEqual(w.getNormalBounds(), bounds);
         });
-        it('can check transparent window maximization', async () => {
+        it('correctly checks transparent window maximization state', async () => {
           w.destroy();
           w = new BrowserWindow({
             show: false,
@@ -1127,12 +1127,12 @@ describe('BrowserWindow module', () => {
             transparent: true
           });
 
-          const maximize = emittedOnce(w, 'resize');
+          const maximize = emittedOnce(w, 'maximize');
           w.show();
           w.maximize();
           await maximize;
           expect(w.isMaximized()).to.equal(true);
-          const unmaximize = emittedOnce(w, 'resize');
+          const unmaximize = emittedOnce(w, 'unmaximize');
           w.unmaximize();
           await unmaximize;
           expect(w.isMaximized()).to.equal(false);
@@ -3241,6 +3241,19 @@ describe('BrowserWindow module', () => {
       await maximize;
     });
 
+    it('emits an event when a transparent window is maximized', async () => {
+      const w = new BrowserWindow({
+        show: false,
+        frame: false,
+        transparent: true
+      });
+
+      const maximize = emittedOnce(w, 'maximize');
+      w.show();
+      w.maximize();
+      await maximize;
+    });
+
     it('emits only one event when frameless window is maximized', () => {
       const w = new BrowserWindow({ show: false, frame: false });
       let emitted = 0;
@@ -3259,6 +3272,22 @@ describe('BrowserWindow module', () => {
       await unmaximize;
     });
 
+    it('emits an event when a transparent window is unmaximized', async () => {
+      const w = new BrowserWindow({
+        show: false,
+        frame: false,
+        transparent: true
+      });
+
+      const maximize = emittedOnce(w, 'maximize');
+      const unmaximize = emittedOnce(w, 'unmaximize');
+      w.show();
+      w.maximize();
+      await maximize;
+      w.unmaximize();
+      await unmaximize;
+    });
+
     it('emits an event when window is minimized', async () => {
       const w = new BrowserWindow({ show: false });
       const minimize = emittedOnce(w, 'minimize');