macosx: simplify one setting and fix a typo regarding extra video window

modules/gui/macosx/MainWindow.m

@@ -511,10 +511,6 @@ static VLCMainWindow *_o_sharedInstance = nil;
 
 #pragma mark -
 #pragma mark overwritten default functionality
-- (BOOL)canBecomeKeyWindow
-{
-    return YES;
-}
 
 - (void)windowResizedOrMoved:(NSNotification *)notification
 {
@@ -787,7 +783,7 @@ static VLCMainWindow *_o_sharedInstance = nil;
         else {
             [o_extra_video_window center];
             [o_extra_video_window setFrameAutosaveName:@"extra-videowindow"];
-            [o_detached_video_window setContentMinSize: NSMakeSize(f_min_video_height, f_min_video_height)];
+            [o_extra_video_window setContentMinSize: NSMakeSize(f_min_video_height, f_min_video_height)];
         }
 
         b_nonembedded = YES;
@@ -1870,14 +1866,4 @@ static VLCMainWindow *_o_sharedInstance = nil;
     }
 }
 
-- (IBAction)fullscreen:(id)sender
-{
-    [[VLCCoreInteraction sharedInstance] toggleFullscreen];
-}
-
-- (BOOL)canBecomeKeyWindow
-{
-    return YES;
-}
-
 @end

modules/gui/macosx/Windows.m

@@ -242,6 +242,7 @@
 
     /* we want to be moveable regardless of our style */
     [self setMovableByWindowBackground: YES];
+    [self setCanBecomeKeyWindow:YES];
 
     return self;
 }