libbrotli: delete

Its functionality was incorporatad into brotli.

pkgs/development/libraries/libbrotli/default.nix

@@ -1,36 +0,0 @@
-{ stdenv, fetchFromGitHub, autoreconfHook, libtool, brotli }:
-
-stdenv.mkDerivation rec {
-  name = "libbrotli-${version}";
-  version = "1.0.1.2017-10-30";
-
-  src = fetchFromGitHub {
-    owner = "bagder";
-    repo = "libbrotli";
-    rev = "a90f3a40bf597fe0bec4ddc4651bbc8470055b6f";
-    sha256 = "05zkgbnsmnn34gryk1kz6r46jgkbd2jhx2brfzhza7ddwhc3dr1j";
-  };
-
-  nativeBuildInputs = [ autoreconfHook libtool ];
-
-  preAutoreconf = ''
-    cp -r ${brotli.src}/* brotli/
-    chmod -R +700 brotli
-    mkdir m4
-  '';
-
-  meta = with stdenv.lib; {
-    description = "Meta project to build libraries from the brotli source code";
-    longDescription = ''
-      Wrapper scripts and code around the brotli code base.
-      Builds libraries out of the brotli decode and encode sources. Uses autotools.
-      'brotlidec' is the library for decoding, decompression
-      'brotlienc' is the library for encoding, compression
-    '';
-
-    homepage = https://github.com/bagder/libbrotli;
-    license = licenses.mit;
-    platforms = platforms.all;
-    maintainers = [];
-  };
-}

pkgs/top-level/all-packages.nix

@@ -1548,8 +1548,6 @@ with pkgs;
 
   brotliUnstable = callPackage ../tools/compression/brotli/unstable.nix { };
 
-  libbrotli = callPackage ../development/libraries/libbrotli { };
-
   biosdevname = callPackage ../tools/networking/biosdevname { };
 
   c14 = callPackage ../applications/networking/c14 { };