Revert "flutter: 1.22.4 -> 1.22.5"

This reverts commit 5f72a823de.

pkgs/development/compilers/flutter/flutter.nix

@@ -1,9 +1,10 @@
 { pname
 , version
+, sha256Hash
 , patches
 , dart
-, src
-, depsSha256
+, channel ? "stable"
+, filename ? "flutter_linux_${version}-${channel}.tar.xz"
 }:
 
 { bash
@@ -30,20 +31,21 @@
 , nspr
 , nss
 , systemd
-, callPackage
 }:
 let
-  repository = callPackage ./repository.nix {
-    inherit src pname version dart depsSha256;
-  };
-  drvName = "flutter-${version}";
-
+  drvName = "flutter-${channel}-${version}";
   flutter = stdenv.mkDerivation {
     name = "${drvName}-unwrapped";
 
-    buildInputs = [ git repository ];
+    src = fetchurl {
+      url =
+        "https://storage.googleapis.com/flutter_infra/releases/${channel}/linux/${filename}";
+      sha256 = sha256Hash;
+    };
 
-    inherit src patches;
+    buildInputs = [ git ];
+
+    inherit patches;
 
     postPatch = ''
       patchShebangs --build ./bin/
@@ -51,25 +53,25 @@ let
     '';
 
     buildPhase = ''
-      export FLUTTER_ROOT="$(pwd)"
-      export FLUTTER_TOOLS_DIR="$FLUTTER_ROOT/packages/flutter_tools"
-      export SCRIPT_PATH="$FLUTTER_TOOLS_DIR/bin/flutter_tools.dart"
+      FLUTTER_ROOT=$(pwd)
+      FLUTTER_TOOLS_DIR="$FLUTTER_ROOT/packages/flutter_tools"
+      SNAPSHOT_PATH="$FLUTTER_ROOT/bin/cache/flutter_tools.snapshot"
+      STAMP_PATH="$FLUTTER_ROOT/bin/cache/flutter_tools.stamp"
+      SCRIPT_PATH="$FLUTTER_TOOLS_DIR/bin/flutter_tools.dart"
+      DART_SDK_PATH="${dart}"
 
-      mkdir -p "$out/bin/cache"
-      export SNAPSHOT_PATH="$out/bin/cache/flutter_tools.snapshot"
-      export STAMP_PATH="$out/bin/cache/flutter_tools.stamp"
+      HOME=../.. # required for pub upgrade --offline, ~/.pub-cache
+                 # path is relative otherwise it's replaced by /build/flutter
 
-      export DART_SDK_PATH="${dart}"
-      export PUB_CACHE="${repository}"
-
-      pushd "$FLUTTER_TOOLS_DIR"
-      ${dart}/bin/pub get --offline
-      popd
+      (cd "$FLUTTER_TOOLS_DIR" && ${dart}/bin/pub upgrade --offline)
 
       local revision="$(cd "$FLUTTER_ROOT"; git rev-parse HEAD)"
       ${dart}/bin/dart --snapshot="$SNAPSHOT_PATH" --packages="$FLUTTER_TOOLS_DIR/.packages" "$SCRIPT_PATH"
       echo "$revision" > "$STAMP_PATH"
       echo -n "${version}" > version
+
+      rm -rf bin/cache/{artifacts,dart-sdk,downloads}
+      rm -f  bin/cache/*.stamp
     '';
 
     installPhase = ''