Convert phases that contain ":" to dont* = true

pkgs/development/python-modules/bootstrapped-pip/2.nix

@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ makeWrapper unzip ];
   buildInputs = [ python ];
 
-  buildPhase = ":";
+  dontBuild = true;
 
   installPhase = lib.strings.optionalString (!stdenv.hostPlatform.isWindows) ''
     export SETUPTOOLS_INSTALL_WINDOWS_SPECIFIC_FILES=0

pkgs/development/python-modules/bootstrapped-pip/default.nix

@@ -30,7 +30,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ makeWrapper unzip ];
   buildInputs = [ python ];
 
-  buildPhase = ":";
+  dontBuild = true;
 
   installPhase = lib.strings.optionalString (!stdenv.hostPlatform.isWindows) ''
     export SETUPTOOLS_INSTALL_WINDOWS_SPECIFIC_FILES=0

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

@@ -54,7 +54,7 @@ rec {
     }));
 
   buildVimPluginFrom2Nix = attrs: buildVimPlugin ({
-    buildPhase = ":";
-    configurePhase =":";
+    dontBuild = true;
+    dontConfigure = true;
   } // attrs);
 }

pkgs/os-specific/darwin/apple-source-releases/libunwind/default.nix

@@ -1,7 +1,7 @@
 { lib, appleDerivation }:
 
 appleDerivation {
-  buildPhase = ":";
+  dontBuild = true;
 
   # install headers only
   installPhase = ''