DevTools: [Workspace] show dirty asterisk in file tab title.

third_party/WebKit/Source/devtools/front_end/sources/TabbedEditorContainer.js

Index: third_party/WebKit/Source/devtools/front_end/sources/TabbedEditorContainer.js
diff --git a/third_party/WebKit/Source/devtools/front_end/sources/TabbedEditorContainer.js b/third_party/WebKit/Source/devtools/front_end/sources/TabbedEditorContainer.js
index 7bc71e08772dbd2f1b2b25bfe48308d501e3db9b..291f1ef7a657fecffc3b16d0117430751b23a9bb 100644
--- a/third_party/WebKit/Source/devtools/front_end/sources/TabbedEditorContainer.js
+++ b/third_party/WebKit/Source/devtools/front_end/sources/TabbedEditorContainer.js
@@ -307,9 +307,10 @@ WebInspector.TabbedEditorContainer.prototype = {
      */
     _titleForFile: function(uiSourceCode)
     {
-        uiSourceCode = WebInspector.persistence.fileSystem(uiSourceCode) || uiSourceCode;
+        var binding = WebInspector.persistence.binding(uiSourceCode);
+        var titleUISourceCode = binding ? binding.fileSystem : uiSourceCode;
         var maxDisplayNameLength = 30;
-        var title = uiSourceCode.displayName(true).trimMiddle(maxDisplayNameLength);
+        var title = titleUISourceCode.displayName(true).trimMiddle(maxDisplayNameLength);
         if (uiSourceCode.isDirty() || WebInspector.persistence.hasUnsavedCommittedChanges(uiSourceCode))
             title += "*";
         return title;