DevTools: Fix dirty files handling in search across all files.

Source/devtools/front_end/sources/SourcesSearchScope.js

Index: Source/devtools/front_end/sources/SourcesSearchScope.js
diff --git a/Source/devtools/front_end/sources/SourcesSearchScope.js b/Source/devtools/front_end/sources/SourcesSearchScope.js
index d4940cf310170ae1817fa7d3333e9c62a0f9d010..69b6774649431c38c0b187c79a324df430d91dde 100644
--- a/Source/devtools/front_end/sources/SourcesSearchScope.js
+++ b/Source/devtools/front_end/sources/SourcesSearchScope.js
@@ -158,7 +158,7 @@ WebInspector.SourcesSearchScope.prototype = {
         files = files.sort(String.naturalOrderComparator);
         files = files.intersectOrdered(filesMathingFileQuery, String.naturalOrderComparator);
         var dirtyFiles = this._projectFilesMatchingFileQuery(project, this._searchConfig, true);
-        files = files.mergeOrdered(dirtyFiles);
+        files = files.mergeOrdered(dirtyFiles, String.naturalOrderComparator);
 
         if (!files.length) {
             progress.done();