treewide: Get rid of most parseDrvName without breaking compat

That is because this commit should be merged to both master and
release-19.09.

pkgs/misc/emulators/retroarch/wrapper.nix

@@ -1,14 +1,8 @@
 { stdenv, lib, makeWrapper, retroarch, cores }:
 
-let
-
-  p = builtins.parseDrvName retroarch.name;
-
-in
-
 stdenv.mkDerivation {
-  name = "retroarch-" + p.version;
-  version = p.version;
+  pname = "retroarch";
+  version = lib.getVersion retroarch;
 
   buildInputs = [ makeWrapper ];
 

pkgs/misc/emulators/wine/staging.nix

@@ -5,7 +5,7 @@ with callPackage ./util.nix {};
 let patch = (callPackage ./sources.nix {}).staging;
     build-inputs = pkgNames: extra:
       (mkBuildInputs wineUnstable.pkgArches pkgNames) ++ extra;
-in assert (builtins.parseDrvName wineUnstable.name).version == patch.version;
+in assert stdenv.lib.getVersion wineUnstable == patch.version;
 
 stdenv.lib.overrideDerivation wineUnstable (self: {
   buildInputs = build-inputs [ "perl" "utillinux" "autoconf" libtxc_dxtn_Name ] self.buildInputs;

pkgs/misc/tmux-plugins/default.nix

@@ -25,7 +25,7 @@ let
     addonInfo ? null,
     preInstall ? "",
     postInstall ? "",
-    path ? (builtins.parseDrvName pluginName).name,
+    path ? lib.getName pluginName,
     dependencies ? [],
     ...
   }:

pkgs/misc/vim-plugins/build-vim-plugin.nix

@@ -18,7 +18,7 @@ rec {
     buildPhase ? "",
     preInstall ? "",
     postInstall ? "",
-    path ? (builtins.parseDrvName name).name,
+    path ? stdenv.lib.getName name,
     addonInfo ? null,
     ...
   }: