156c6fa583c7a87e731d927b42ca86d772e06e77
jcasper
  Wed Jun 15 11:32:10 2016 -0700
Changes to place session thumbnails in trash/hgPS, refs #15312

diff --git src/hg/inc/sessionThumbnail.h src/hg/inc/sessionThumbnail.h
index 7f4f5b8..bd59740 100644
--- src/hg/inc/sessionThumbnail.h
+++ src/hg/inc/sessionThumbnail.h
@@ -1,19 +1,16 @@
 /* sessionThumbnail - this header provides an interface for getting
  * the filename, filesystem path, and web URI for the thumbnail image
  * associated with a session.
  *
  * Copyright (C) 2016 The Regents of the University of California 
  * See README in this or parent directory for licensing information. */
 
 char *sessionThumbnailFilePath(char *userIdx, char *encSessionName,
                                char *firstUse);
-/* Returns NULL if the image directory for session thumbnails hasn't been
- * set in hg.conf.  Otherwise, returns the filename and path for the
- * thumbnail of the specified session */
+/* Returns the path to the thumbnail image of the specified session as seen by CGIs.
+ * Result must be freed. */
 
 char *sessionThumbnailFileUri(char *userIdx, char *encSessionName,
                               char *firstUse);
-/* Returns NULL if the web path to session thumbnails hasn't been
- * defined in hg.conf.  Otherwise, returns the path and filename for the
- * thumbnail of the specified session */
-
+/* Returns the path to the thumbnail image of the specified session as seen by web viewers.
+ * Result must be freed. */