Merge the Sky Engine changes from the SkyDart branch

sky/engine/core/frame/WindowTimers.idl

Index: sky/engine/core/frame/WindowTimers.idl
diff --git a/sky/engine/core/frame/WindowTimers.idl b/sky/engine/core/frame/WindowTimers.idl
index 47f394fc249175fc435305994fd8e972a4f1f1ca..700e68d72c34fd1ffd961fd9230764505dac3007 100644
--- a/sky/engine/core/frame/WindowTimers.idl
+++ b/sky/engine/core/frame/WindowTimers.idl
@@ -38,8 +38,8 @@
     // FIXME: would be clearer as a union type, like:
     // typedef (Function or DOMString) Handler
     // Needs spec update and better union support: http://crbug.com/240176
-    [Custom] long setTimeout(any handler, [Default=Undefined] optional long timeout);
+    // [Custom] long setTimeout(any handler, [Default=Undefined] optional long timeout);
     void clearTimeout([Default=Undefined] optional long handle);
-    [Custom] long setInterval(any handler, [Default=Undefined] optional long timeout);
+    // [Custom] long setInterval(any handler, [Default=Undefined] optional long timeout);
     void clearInterval([Default=Undefined] optional long handle);
 };