gnu: mupdf, cups-filters: Incorporated grafted changes.

* gnu/packages/pdf.scm (mupdf)[replacement]: Remove field.
[source]: Add 'mupdf-mujs-CVE-2016-10132.patch' and
'mupdf-mujs-CVE-2016-10133.patch'.
(mupdf/fixed): Remove variable.
* gnu/packages/cups.scm (cups-filters)[replacement]: Remove field.
(mupdf/fixed-instead-of-mupdf),(cups-filters/fixed): Remove variables.

gnu/packages/cups.scm

@@ -52,7 +52,6 @@
 (define-public cups-filters
   (package
     (name "cups-filters")
-    (replacement cups-filters/fixed)
     (version "1.13.1")
     (source(origin
               (method url-fetch)
@@ -135,13 +134,6 @@ filters for the PDF-centric printing workflow introduced by OpenPrinting.")
                    license:lgpl2.0+
                    license:expat))))
 
-(define mupdf/fixed-instead-of-mupdf
-  (package-input-rewriting `((,mupdf . ,(@@ (gnu packages pdf) mupdf/fixed)))))
-
-;;; Fix CVE-2016-10132 and CVE-2016-10133. See mupdf/fixed for more information.
-(define cups-filters/fixed
-  (mupdf/fixed-instead-of-mupdf cups-filters))
-
 ;; CUPS on non-MacOS systems requires cups-filters.  Since cups-filters also
 ;; depends on CUPS libraries and binaries, cups-minimal has been added to
 ;; satisfy this dependency.

gnu/packages/pdf.scm

@@ -481,7 +481,6 @@ extracting content or merging files.")
 (define-public mupdf
   (package
     (name "mupdf")
-    (replacement mupdf/fixed)
     (version "1.10a")
     (source
       (origin
@@ -491,7 +490,9 @@ extracting content or merging files.")
         (sha256
          (base32
           "0dm8wcs8i29aibzkqkrn8kcnk4q0kd1v66pg48h5c3qqp4v1zk5a"))
-        (patches (search-patches "mupdf-build-with-openjpeg-2.1.patch"))
+        (patches (search-patches "mupdf-build-with-openjpeg-2.1.patch"
+                                 "mupdf-mujs-CVE-2016-10132.patch"
+                                 "mupdf-mujs-CVE-2016-10133.patch"))
         (modules '((guix build utils)))
         (snippet
             ;; Delete all the bundled libraries except for mujs, which is
@@ -540,18 +541,6 @@ line tools for batch rendering (pdfdraw), rewriting files (pdfclean),
 and examining the file structure (pdfshow).")
     (license license:agpl3+)))
 
-(define mupdf/fixed
-  (package
-    (inherit mupdf)
-    (source
-      (origin
-        (inherit (package-source mupdf))
-        (patches
-          (append
-            (origin-patches (package-source mupdf))
-            (search-patches "mupdf-mujs-CVE-2016-10132.patch"
-                            "mupdf-mujs-CVE-2016-10133.patch")))))))
-
 (define-public qpdf
   (package
    (name "qpdf")