--- a/devtools/server/actors/utils/ScriptStore.js
+++ b/devtools/server/actors/utils/ScriptStore.js
@@ -74,22 +74,16 @@ ScriptStore.prototype = {
    *
    * NB: The ScriptStore retains ownership of the returned array, and the
    * ScriptStore's consumers MUST NOT MODIFY its contents!
    */
   getAllScripts() {
     return this._scripts.items;
   },
 
-  getScriptsBySourceActor(sourceActor) {
-    return sourceActor.source ?
-           this.getScriptsBySource(sourceActor.source) :
-           this.getScriptsByURL(sourceActor._originalUrl);
-  },
-
   getScriptsBySourceActorAndLine(sourceActor, line) {
     return sourceActor.source ?
            this.getScriptsBySourceAndLine(sourceActor.source, line) :
            this.getScriptsByURLAndLine(sourceActor._originalUrl, line);
   },
 
   /**
    * Get all scripts produced from the given source.