electron: fix wrapGAppsHook usage

pkgs/development/tools/electron/default.nix

@@ -1,4 +1,4 @@
-{ stdenv, libXScrnSaver, makeWrapper, fetchurl, wrapGAppsHook, gtk3, unzip, atomEnv, libuuid, at-spi2-atk, at-spi2-core }@args:
+{ stdenv, libXScrnSaver, makeWrapper, fetchurl, wrapGAppsHook, glib, gtk3, unzip, atomEnv, libuuid, at-spi2-atk, at-spi2-core }@args:
 
 let
   mkElectron = import ./generic.nix args;

pkgs/development/tools/electron/generic.nix

@@ -1,4 +1,4 @@
-{ stdenv, libXScrnSaver, makeWrapper, fetchurl, wrapGAppsHook, gtk3, unzip, atomEnv, libuuid, at-spi2-atk, at-spi2-core}:
+{ stdenv, libXScrnSaver, makeWrapper, fetchurl, wrapGAppsHook, glib, gtk3, unzip, atomEnv, libuuid, at-spi2-atk, at-spi2-core}:
 
 version: hashes:
 let
@@ -34,7 +34,7 @@ let
   };
 
   linux = {
-    buildInputs = [ gtk3 ];
+    buildInputs = [ glib gtk3 ];
 
     nativeBuildInputs = [
       unzip
@@ -44,13 +44,16 @@ let
 
     dontWrapGApps = true; # electron is in lib, we need to wrap it manually
 
-    buildCommand = ''
+    dontUnpack = true;
+    dontBuild = true;
+
+    installPhase = ''
       mkdir -p $out/lib/electron $out/bin
       unzip -d $out/lib/electron $src
       ln -s $out/lib/electron/electron $out/bin
+    '';
 
-      fixupPhase
-
+    postFixup = ''
       patchelf \
         --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" \
         --set-rpath "${atomEnv.libPath}:${stdenv.lib.makeLibraryPath [ libuuid at-spi2-atk at-spi2-core ]}:$out/lib/electron" \