Add a highlight theme for builtin keywords.  Python Patch 805830 Nigel Rowe

M ClassBrowser.py
M ColorDelegator.py
M EditorWindow.py
M NEWS.txt
M PyShell.py
M TreeWidget.py
M config-highlight.def
M configDialog.py
M configHandler.py
diff --git a/Lib/idlelib/PyShell.py b/Lib/idlelib/PyShell.py
index c619b7f..028e3ee 100644
--- a/Lib/idlelib/PyShell.py
+++ b/Lib/idlelib/PyShell.py
@@ -528,7 +528,9 @@
         item = RemoteObjectBrowser.StubObjectTreeItem(self.rpcclt, oid)
         from TreeWidget import ScrolledCanvas, TreeNode
         top = Toplevel(self.tkconsole.root)
-        sc = ScrolledCanvas(top, bg="white", highlightthickness=0)
+        theme = idleConf.GetOption('main','Theme','name')
+        background = idleConf.GetHighlight(theme, 'normal')['background']
+        sc = ScrolledCanvas(top, bg=background, highlightthickness=0)
         sc.frame.pack(expand=1, fill="both")
         node = TreeNode(sc.canvas, None, item)
         node.expand()