1 files changed, 0 insertions, 10 deletions
diff --git a/node_modules/clean-css/lib/optimizer/level-2/invalid-property-error.js b/node_modules/clean-css/lib/optimizer/level-2/invalid-property-error.js
deleted file mode 100644
index 86d5b5f9..00000000
--- a/node_modules/clean-css/lib/optimizer/level-2/invalid-property-error.js
+++ /dev/null
@@ -1,10 +0,0 @@
-function InvalidPropertyError(message) {
-  this.name = 'InvalidPropertyError';
-  this.message = message;
-  this.stack = (new Error()).stack;
-}
-
-InvalidPropertyError.prototype = Object.create(Error.prototype);
-InvalidPropertyError.prototype.constructor = InvalidPropertyError;
-
-module.exports = InvalidPropertyError;