gnu: libgd: Incorporate grafted changes.

* gnu/packages/gd.scm (gd)[replacement]: Remove field.
[source](patches): Add "gd-CVE-2018-5711.patch" and
"gd-CVE-2018-1000222.patch".
(gd/fixed): Remove variable.
* gnu/packages/php.scm (gd-for-php): Remove variable.
(php)[inputs]: Change GD-FOR-PHP to GD.

gnu/packages/gd.scm

@@ -39,7 +39,6 @@
 (define-public gd
   (package
     (name "gd")
-    (replacement gd/fixed)
     ;; Note: With libgd.org now pointing to github.com, genuine old
     ;; tarballs are no longer available.  Notably, versions 2.0.x are
     ;; missing.
@@ -52,7 +51,10 @@
              (sha256
               (base32
                "0lfy5f241sbv8s3splm2zqiaxv7lxrcshh875xryryk7yk5jqc4c"))
-             (patches (search-patches "gd-fix-tests-on-i686.patch"
+
+             (patches (search-patches "gd-CVE-2018-5711.patch"
+                                      "gd-CVE-2018-1000222.patch"
+                                      "gd-fix-tests-on-i686.patch"
                                       "gd-freetype-test-failure.patch"))))
     (build-system gnu-build-system)
     (arguments
@@ -92,16 +94,6 @@ most common applications of GD involve website development.")
                            "See COPYING file in the distribution."))
     (properties '((cpe-name . "libgd")))))
 
-(define-public gd/fixed
-  (hidden-package
-    (package
-      (inherit gd)
-      (source (origin
-                (inherit (package-source gd))
-                (patches (append (origin-patches (package-source gd))
-                                 (search-patches "gd-CVE-2018-5711.patch"
-                                                 "gd-CVE-2018-1000222.patch"))))))))
-
 (define-public perl-gd
   (package
     (name "perl-gd")

gnu/packages/php.scm

@@ -50,16 +50,6 @@
   #:use-module (guix build-system gnu)
   #:use-module ((guix licenses) #:prefix license:))
 
-(define gd-for-php
-  (package
-    (inherit gd)
-    (source (origin
-             (inherit (package-source gd))
-             (patches (search-patches "gd-fix-tests-on-i686.patch"
-                                      "gd-freetype-test-failure.patch"
-                                      "gd-CVE-2018-5711.patch"
-                                      "gd-CVE-2018-1000222.patch"))))))
-
 (define-public php
   (package
     (name "php")
@@ -312,7 +302,7 @@
        ("curl" ,curl)
        ("cyrus-sasl" ,cyrus-sasl)
        ("freetype" ,freetype)
-       ("gd" ,gd-for-php)
+       ("gd" ,gd)
        ("gdbm" ,gdbm)
        ("glibc" ,glibc)
        ("gmp" ,gmp)