New macOS icon (again)

Cocoa/AppDelegate.m

@@ -506,6 +506,14 @@ static uint32_t color_to_int(NSColor *color)
     }
 }
 
+- (void)orderFrontAboutPanel:(id)sender
+{
+    // NSAboutPanelOptionApplicationIcon is not available prior to 10.13, but the key is still there and working.
+    [[NSApplication sharedApplication] orderFrontStandardAboutPanelWithOptions:@{
+        @"ApplicationIcon": [NSImage imageNamed:@"Icon"]
+    }];
+}
+
 - (void)dealloc
 {
     if (_downloadDirectory) {

Cocoa/MainMenu.xib

@@ -27,7 +27,7 @@
                             <menuItem title="About SameBoy" id="5kV-Vb-QxS">
                                 <modifierMask key="keyEquivalentModifierMask"/>
                                 <connections>
-                                    <action selector="orderFrontStandardAboutPanel:" target="-1" id="Exp-CZ-Vem"/>
+                                    <action selector="orderFrontAboutPanel:" target="-1" id="Exp-CZ-Vem"/>
                                 </connections>
                             </menuItem>
                             <menuItem isSeparatorItem="YES" id="VOq-y0-SEH"/>