caopengllayer: drop legacy NSAutoreleasePool pattern

modules/video_output/caopengllayer.m

@@ -114,8 +114,7 @@ static int Open (vlc_object_t *p_this)
     if (sys == NULL)
         return VLC_EGENERIC;
 
-    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
-
+    @autoreleasepool {
         id container = var_CreateGetAddress(vd, "drawable-nsobject");
         if (container)
             vout_display_DeleteWindow(vd, NULL);
@@ -137,12 +136,15 @@ static int Open (vlc_object_t *p_this)
         sys->cgLayer = [[VLCCAOpenGLLayer alloc] init];
         [sys->cgLayer setVoutDisplay:vd];
 
-    [sys->cgLayer performSelectorOnMainThread:@selector(display) withObject:nil waitUntilDone:YES];
+        [sys->cgLayer performSelectorOnMainThread:@selector(display)
+                                       withObject:nil
+                                    waitUntilDone:YES];
 
         if ([container respondsToSelector:@selector(addVoutLayer:)]) {
             msg_Dbg(vd, "container implements implicit protocol");
             [container addVoutLayer:sys->cgLayer];
-    } else if ([container respondsToSelector:@selector(addSublayer:)] || [container isKindOfClass:[CALayer class]]) {
+        } else if ([container respondsToSelector:@selector(addSublayer:)] ||
+                   [container isKindOfClass:[CALayer class]]) {
             msg_Dbg(vd, "container doesn't implement implicit protocol, fallback mode used");
             [container addSublayer:sys->cgLayer];
         } else {
@@ -196,13 +198,12 @@ static int Open (vlc_object_t *p_this)
         vout_display_SendEventFullscreen(vd, false);
         vout_display_SendEventDisplaySize(vd, (int)outputSize.width, (int)outputSize.height);
         
-    [pool release];
         return VLC_SUCCESS;
         
-bailout:
-    [pool release];
+    bailout:
         Close(p_this);
         return VLC_EGENERIC;
+    }
 }
 
 static void Close (vlc_object_t *p_this)