refactor: make autoHideMenuBar a property on BrowserWindows (#18555)

docs/api/browser-window.md

@@ -1470,10 +1470,14 @@ menu bar will only show when users press the single `Alt` key.
 If the menu bar is already visible, calling `setAutoHideMenuBar(true)` won't
 hide it immediately.
 
+**[Deprecated](modernization/property-updates.md)**
+
 #### `win.isMenuBarAutoHide()`
 
 Returns `Boolean` - Whether menu bar automatically hides itself.
 
+**[Deprecated](modernization/property-updates.md)**
+
 #### `win.setMenuBarVisibility(visible)` _Windows_ _Linux_
 
 * `visible` Boolean
@@ -1642,6 +1646,13 @@ removed in future Electron releases.
 
 ### Properties
 
+#### `win.autoHideMenuBar`
+
+A `Boolean` property that determines whether the window menu bar should hide itself automatically. Once set, the menu bar will only show when users press the single `Alt` key.
+
+If the menu bar is already visible, setting this property to `true` won't
+hide it immediately.
+
 #### `win.excludedFromShownWindowsMenu` _macOS_
 
 A `Boolean` property that determines whether the window is excluded from the application’s Windows menu. `false` by default.

docs/api/modernization/property-updates.md

@@ -22,7 +22,6 @@ The Electron team is currently undergoing an initiative to convert separate gett
   * `title`
   * `documentEdited`
   * `hasShadow`
-  * `autohideMenuBar`
   * `menubarVisible`
   * `visibleOnAllWorkspaces`
 * `crashReporter` module
@@ -54,6 +53,8 @@ The Electron team is currently undergoing an initiative to convert separate gett
   * `applicationMenu`
   * `badgeCount`
   * `name`
+* `BrowserWindow` module
+  * `autohideMenuBar`
 * `NativeImage`
   * `isMacTemplateImage`
 * `SystemPreferences` module