Removing redundant example, was renamed

java/libraries/video/examples/Capture/FrameDifferencing/FrameDifferencing.pde

@@ -13,7 +13,7 @@ int[] previousFrame;
 Capture video;
 
 void setup() {
-  size(640, 480, P2D); // Change size to 320 x 240 if too slow at 640 x 480
+  size(640, 480, P2D);
   // Uses the default video input, see the reference if this causes an error
   video = new Capture(this, width, height);
   video.start();