cocoa: Patched to compile.
diff --git a/src/video/cocoa/SDL_cocoawindow.m b/src/video/cocoa/SDL_cocoawindow.m
index bde2ed8..43c6dfa 100644
--- a/src/video/cocoa/SDL_cocoawindow.m
+++ b/src/video/cocoa/SDL_cocoawindow.m
@@ -318,7 +318,7 @@
 {
     NSNotificationCenter *center;
     NSWindow *window = data->nswindow;
-    NSView *view = data->nsview;
+    NSView *view = data->sdlContentView;
 
     _data = data;
     observingVisible = YES;