HighContrast: Restore files to regenerate CSS

I think parse-sass.sh needs updated to match what Adwaita does now, but
for now, this is sufficient to let us regenerate HighContrast again.

diff --git a/gtk/theme/HighContrast/Gemfile b/gtk/theme/HighContrast/Gemfile
new file mode 100644 (file)
index 0000000..56af69e
--- /dev/null
+++ b/gtk/theme/HighContrast/Gemfile
@@ -0,0 +1,2 @@
+source 'https://rubygems.org'
+gem "sass", "~> 3.4.0"

diff --git a/gtk/theme/HighContrast/parse-sass.sh b/gtk/theme/HighContrast/parse-sass.sh
new file mode 100755 (executable)
index 0000000..e385f83
--- /dev/null
+++ b/gtk/theme/HighContrast/parse-sass.sh
@@ -0,0 +1,3 @@
+#!/bin/sh
+
+bundle exec sass --update --sourcemap=none .