emacs-packages: Drop manually packaged pdf-tools

Use autogenerated package from melpa

pkgs/applications/editors/emacs-modes/melpa-packages.nix

@@ -12,7 +12,7 @@ env NIXPKGS_ALLOW_BROKEN=1 nix-instantiate --show-trace ../../../../ -A emacsPac
 
 */
 
-{ lib, external }: variant: self: let
+{ lib, external, pkgs }: variant: self: let
 
   dontConfigure = pkg: if pkg != null then pkg.override (args: {
     melpaBuild = drv: args.melpaBuild (drv // {
@@ -76,6 +76,17 @@ env NIXPKGS_ALLOW_BROKEN=1 nix-instantiate --show-trace ../../../../ -A emacsPac
         # build timeout
         graphene = markBroken super.graphene;
 
+        pdf-tools = super.pdf-tools.overrideAttrs(old: {
+          nativeBuildInputs = [ external.pkgconfig ];
+          buildInputs = with external; old.buildInputs ++ [ autoconf automake libpng zlib poppler ];
+          preBuild = "make server/epdfinfo";
+          recipe = pkgs.writeText "recipe" ''
+            (pdf-tools
+            :repo "politza/pdf-tools" :fetcher github
+            :files ("lisp/pdf-*.el" "server/epdfinfo"))
+          '';
+        });
+
         # Build same version as Haskell package
         hindent = super.hindent.overrideAttrs (attrs: {
           version = external.hindent.version;

pkgs/top-level/all-packages.nix

@@ -17928,7 +17928,7 @@ in
   emacs26Packages = dontRecurseIntoAttrs (emacsPackagesFor emacs26 pkgs.emacs26Packages);
 
   emacsPackagesNgFor = emacs: import ./emacs-packages.nix {
-    inherit lib newScope stdenv;
+    inherit lib newScope stdenv pkgs;
     inherit fetchFromGitHub fetchurl;
     inherit emacs texinfo makeWrapper runCommand writeText;
     inherit (xorg) lndir;

pkgs/top-level/emacs-packages.nix

@@ -39,6 +39,7 @@
 , melpaBuild
 
 , external
+, pkgs
 }:
 
 with lib.licenses;
@@ -51,7 +52,7 @@ let
 
   # Contains both melpa stable & unstable
   melpaGeneric = import ../applications/editors/emacs-modes/melpa-packages.nix {
-    inherit external lib;
+    inherit external lib pkgs;
   };
 
   melpaStablePackages = self: let
@@ -76,30 +77,6 @@ let
 
     ## START HERE
 
-    pdf-tools = melpaBuild rec {
-      pname = "pdf-tools";
-      version = "0.90";
-      src = fetchFromGitHub {
-        owner = "politza";
-        repo = "pdf-tools";
-        rev = "v${version}";
-        sha256 = "0iv2g5kd14zk3r5dzdw7b7hk4b5w7qpbilcqkja46jgxbb6xnpl9";
-      };
-      nativeBuildInputs = [ external.pkgconfig ];
-      buildInputs = with external; [ autoconf automake libpng zlib poppler ];
-      preBuild = "make server/epdfinfo";
-      recipe = writeText "recipe" ''
-        (pdf-tools
-        :repo "politza/pdf-tools" :fetcher github
-        :files ("lisp/pdf-*.el" "server/epdfinfo"))
-      '';
-      packageRequires = [ tablist let-alist ];
-      meta = {
-        description = "Emacs support library for PDF files";
-        license = gpl3;
-      };
-    };
-
     elisp-ffi = melpaBuild rec {
       pname = "elisp-ffi";
       version = "1.0.0";