macosx: cosmetics

(cherry picked from commit 087fbc42182507dea9fb8bbe49ae7c3b7cbfbe52)

modules/gui/macosx/MainWindow.h

@@ -151,7 +151,7 @@
 - (IBAction)dropzoneButtonAction:(id)sender;
 
 - (void)setTitle:(NSString *)title;
-- (void) customZoom: (id)sender;
+- (void) customZoom:(id)sender;
 - (void)windowResizedOrMoved:(NSNotification *)notification;
 
 - (void)showDropZone;
@@ -204,5 +204,6 @@
 }
 
 - (BOOL)isFullscreen;
+- (void)customZoom:(id)sender;
 
 @end

modules/gui/macosx/MainWindow.m

@@ -974,7 +974,7 @@ static VLCMainWindow *_o_sharedInstance = nil;
  *              Felipe A. Rodriguez <far@ix.netcom.com>, Richard Frith-Macdonald <richard@brainstorm.co.uk>
  *    Copyright (C) 1996 Free Software Foundation, Inc.
  */
-- (void) customZoom: (id)sender
+- (void)customZoom:(id)sender
 {
     NSRect maxRect = [[self screen] visibleFrame];
     NSRect currentFrame = [self frame];