MINOR Reverted r99522 as this will cause problems if File records are…

… deleted when the resampled images are linked to in the content fields (from r99823)

git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@105533 467b73ca-7a2a-4603-9d3b-597d59a354a9

core/model/Image.php

@@ -168,16 +168,6 @@ function loadUploadedImage($tmpFile) {
 		}
 	}
 
-	/**
-	 * Delete any formatted images generated, as well
-	 * as the source which is deleted in {@link Image::onBeforeDelete()}
-	 * (calling parent)
-	 */
-	public function onBeforeDelete() {
-		parent::onBeforeDelete();
-		$this->deleteFormattedImages();
-	}
-
 	public function SetWidth($width) {
 		return $this->getFormattedImage('SetWidth', $width);
 	}