Remove [NoInterfaceObject] from TreeWalker interface

Remove [NoInterfaceObject] from TreeWalker interface

Remove [NoInterfaceObject] from TreeWalker interface to match Firefox's behavior
and the specification:
http://www.w3.org/TR/DOM-Level-2-Traversal-Range/traversal.html#Traversal-TreeWalker

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=151833

[haraken, 2013-06-05 07:18:41]

LGTM

[commit-bot: I haz the power, 2013-06-05 07:41:19]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/ch.dumez@sisa.samsung.com/16428002/1

[commit-bot: I haz the power, 2013-06-05 08:48:17]

Failed to apply patch for LayoutTests/fast/dom/dom-constructors-expected.txt:
While running patch -p1 --forward --force --no-backup-if-mismatch;
  patching file LayoutTests/fast/dom/dom-constructors-expected.txt
  Hunk #1 FAILED at 114.
  1 out of 1 hunk FAILED -- saving rejects to file
LayoutTests/fast/dom/dom-constructors-expected.txt.rej

Patch:       LayoutTests/fast/dom/dom-constructors-expected.txt
Index: LayoutTests/fast/dom/dom-constructors-expected.txt
diff --git a/LayoutTests/fast/dom/dom-constructors-expected.txt
b/LayoutTests/fast/dom/dom-constructors-expected.txt
index
16f7d10335cf992a61176b771d12e3f81aa94e49..a49373c932f022dfeb6fc5d955809beeab401823
100644
--- a/LayoutTests/fast/dom/dom-constructors-expected.txt
+++ b/LayoutTests/fast/dom/dom-constructors-expected.txt
@@ -114,7 +114,7 @@ PASS TryAllocate('Navigator') is 'exception'
 FAIL TryAllocate('NodeIterator') should be exception. Was no constructor.
 PASS TryAllocate('RGBColor') is 'exception'
 PASS TryAllocate('Screen') is 'exception'
-FAIL TryAllocate('TreeWalker') should be exception. Was no constructor.
+PASS TryAllocate('TreeWalker') is 'exception'
 FAIL TryAllocate('XPathExpression') should be exception. Was no constructor.
 PASS TryAllocate('Worker') is 'exception'
 PASS TryAllocate('EventTargetNode') is 'no constructor'

[commit-bot: I haz the power, 2013-06-05 10:29:30]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/ch.dumez@sisa.samsung.com/16428002/9001

[commit-bot: I haz the power, 2013-06-05 12:14:44]

Change committed as 151833