remove obsolete PyMuPDF support

PyMuPDF and above do not rely on patched mupdf sources any more, so not
provide the extra exported function and revert back to vanilla sources.

0001-support-PyMuPDF.patch

@@ -1,42 +0,0 @@
-From c8e13f6b200ca086085f8318409bd324ef498852 Mon Sep 17 00:00:00 2001
-Message-Id: <c8e13f6b200ca086085f8318409bd324ef498852.1602190618.git.mjg@fedoraproject.org>
-From: Michael J Gruber <mjg@fedoraproject.org>
-Date: Thu, 8 Oct 2020 22:55:36 +0200
-Subject: [PATCH] support PyMuPDF
-
-PyMuPDF patches mupdf sources to build. Support this by including the
-desired function.
-
-Originally-by: Jorj X. McKie <jorj.x.mckie@outlook.de>
----
- source/pdf/pdf-font-add.c | 17 +++++++++++++++++
- 1 file changed, 17 insertions(+)
-
-diff --git a/source/pdf/pdf-font-add.c b/source/pdf/pdf-font-add.c
-index f68b74c02..2ff11efe1 100644
---- a/source/pdf/pdf-font-add.c
-+++ b/source/pdf/pdf-font-add.c
-@@ -778,3 +778,20 @@ pdf_add_cjk_font(fz_context *ctx, pdf_document *doc, fz_font *fzfont, int script
- 
- 	return fref;
- }
-+void jm_valid_chars(fz_context *ctx, fz_font *font, void *arr)
-+{
-+	FT_Face face = font->ft_face;
-+	FT_ULong ucs;
-+	FT_UInt gid;
-+	long *table = (long *)arr;
-+	fz_lock(ctx, FZ_LOCK_FREETYPE);
-+	ucs = FT_Get_First_Char(face, &gid);
-+	while (gid > 0)
-+	{
-+		if (gid < (FT_ULong)face->num_glyphs && face->num_glyphs > 0)
-+			table[gid] = (long)ucs;
-+		ucs = FT_Get_Next_Char(face, ucs, &gid);
-+	}
-+	fz_unlock(ctx, FZ_LOCK_FREETYPE);
-+	return;
-+}
--- 
-2.28.0.945.gedc4c61efd
-

mupdf.spec

@@ -5,7 +5,7 @@
 
 Name:           mupdf
 Version:        1.18.0
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        A lightweight PDF viewer and toolkit
 License:        AGPLv3+
 URL:            http://mupdf.com/
@@ -30,8 +30,7 @@ Provides:       bundled(freeglut-devel) = 3.0.0
 # muPDF needs the muJS sources for the build even if we build against the system
 # version so bundling them is the safer choice.
 Provides:       bundled(mujs-devel) = 1.0.9
-Patch1:		0001-support-PyMuPDF.patch
-Patch2:		0001-Bug-703366-Fix-double-free-of-object-during-lineariz.patch
+Patch1:		0001-Bug-703366-Fix-double-free-of-object-during-lineariz.patch
 
 %description
 MuPDF is a lightweight PDF viewer and toolkit written in portable C.
@@ -64,7 +63,6 @@ do
   rm -rf thirdparty/$d
 done
 %patch1 -p1
-%patch2 -p1
 
 echo > user.make "\
   USE_SYSTEM_FREETYPE := yes
@@ -113,6 +111,9 @@ cd %{buildroot}/%{_bindir} && ln -s %{name}-x11 %{name}
 %{_libdir}/lib%{name}*.a
 
 %changelog
+* Wed Feb 24 2021 Michael J Gruber <mjg@fedoraproject.org> - 1.18.0-6
+- remove obsolete PyMuPDF support
+
 * Tue Feb 23 2021 Michael J Gruber <mjg@fedoraproject.org> - 1.18.0-5
 - CVE-2021-3407 (bz #1931964, bz#1931965)