Add rollup-plugin-minify-html-template-literals to node_modules

R=jacktfranklin@chromium.org

Bug: 1213034
Change-Id: I5da8225f60b53870a1c67d6b5d02a464c08f4eb2
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2917088
Commit-Queue: Tim van der Lippe <tvanderlippe@chromium.org>
Reviewed-by: Jack Franklin <jacktfranklin@chromium.org>
diff --git a/node_modules/clean-css/lib/optimizer/remove-unused.js b/node_modules/clean-css/lib/optimizer/remove-unused.js
new file mode 100644
index 0000000..7b90c40
--- /dev/null
+++ b/node_modules/clean-css/lib/optimizer/remove-unused.js
@@ -0,0 +1,11 @@
+function removeUnused(properties) {
+  for (var i = properties.length - 1; i >= 0; i--) {
+    var property = properties[i];
+
+    if (property.unused) {
+      property.all.splice(property.position, 1);
+    }
+  }
+}
+
+module.exports = removeUnused;