Fixed bug 15442 - use about:blank for empty doc URL for editor. r=law

xpfe/global/resources/content/globalOverlay.js

@@ -184,7 +184,7 @@ function NewEditorWindow()
   dump("In NewEditorWindow()...\n");
   // Open editor window with blank page
   // Kludge to leverage openDialog non-modal!
-  window.openDialog( "chrome://editor/content", "_blank", "chrome,all,dialog=no", "resource:/res/html/empty_doc.html");
+  window.openDialog( "chrome://editor/content", "_blank", "chrome,all,dialog=no", "about:blank");
 }
 
 function NewEditorFromTemplate()

xpfe/global/resources/content/tasksOverlay.js

@@ -174,18 +174,15 @@ function toEditor()
 {
   //TODO: Find and existing editor window using CycleWindow()
   // For now, this opens a new blank window
-    window.openDialog( "chrome://editor/content/EditorAppShell.xul",
-                       "_blank",
-                       "chrome,dialog=no,all",
-                       "resource:/res/html/empty_doc.html" );
+  toNewTextEditorWindow();
 }
 
 function toNewTextEditorWindow()
 {
-    window.openDialog( "chrome://editor/content/TextEditorAppShell.xul",
-                       "_blank",
-                       "chrome,dialog=no,all",
-                       "resource:/res/html/empty_doc.html");
+  window.openDialog( "chrome://editor/content/TextEditorAppShell.xul",
+                     "_blank",
+                     "chrome,dialog=no,all",
+                     "about:blank");
 }
 
 function ShowWindowFromResource( node )