remove unused image
diff --git a/org.eclipse.debug.examples.ui/icons/full/obj16/ping.gif b/org.eclipse.debug.examples.ui/icons/full/obj16/ping.gif
deleted file mode 100644
index a2b84b4..0000000
--- a/org.eclipse.debug.examples.ui/icons/full/obj16/ping.gif
+++ /dev/null
Binary files differ