[libpng15] Changed png_chunk_benign_error() to png_warning() in png.c, in

png_XYZ_from_xy_checked

ANNOUNCE

@@ -1,5 +1,5 @@
 
-Libpng 1.5.5beta07 - September 1, 2011
+Libpng 1.5.5beta07 - September 8, 2011
 
 This is not intended to be a public release.  It will be replaced
 within a few weeks by a public version or by another test version.
@@ -71,17 +71,21 @@ Version 1.5.5beta06 [August 26, 2011]
     and true grey ones were not gamma corrected (the original value of the
     red component was used instead).  APIs to get and set cHRM using color
     space end points have been added and the rgb_to_gray code that defaults
-    based on cHRM (introduced in 1.5.4) has been corrected.   A considerable
-    number of tests has been added to pngvalid for the rgb_to_gray transform.
-    Arithmetic errors in rgb_to_gray whereby the calculated gray value was
+    based on cHRM, and the divide-by-zero bug in png_handle_cHRM (introduced
+    in 1.5.4) have been corrected.
+  A considerable number of tests has been added to pngvalid for the
+    rgb_to_gray transform.
+  Arithmetic errors in rgb_to_gray whereby the calculated gray value was
     truncated to the bit depth rather than rounded have been fixed except in
     the 8-bit non-gamma-corrected case (where consistency seems more important
     than correctness.)  The code still has considerable inaccuracies in the
     8-bit case because 8-bit linear arithmetic is used.
 
-Version 1.5.5beta07 [September 1, 2011]
-    Added "$(ARCH)" option to makefile.darwin
-    Added SunOS support to configure.ac and Makefile.am
+Version 1.5.5beta07 [September 8, 2011]
+  Added "$(ARCH)" option to makefile.darwin
+  Added SunOS support to configure.ac and Makefile.am
+  Changed png_chunk_benign_error() to png_warning() in png.c, in
+    png_XYZ_from_xy_checked
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net:
 (subscription required; visit