Description: Use source-map-js instead of source-map
 source-map >= 0.7 has an async API which is incompatible.
 source-map-js is a synchronous fork of source-map 0.6.
Forwarded: not-needed
--- a/lib/mappings-from-map.js
+++ b/lib/mappings-from-map.js
@@ -1,4 +1,4 @@
-var SMConsumer  =  require('source-map').SourceMapConsumer;
+var SMConsumer  =  require('source-map-js').SourceMapConsumer;
 
 /**
  * @name mappingsFromMap