Roll Blink IDLs forward.

testing/Internals.idl

Index: testing/Internals.idl
===================================================================
--- testing/Internals.idl	(revision 20616)
+++ testing/Internals.idl	(working copy)
@@ -169,6 +169,9 @@
     boolean hasAutocorrectedMarker(in Document document, in long from, in long length) raises (DOMException);
     void setContinuousSpellCheckingEnabled(in boolean enabled) raises (DOMException);
 
+    boolean isOverwriteModeEnabled(in Document document) raises (DOMException);
+    void toggleOverwriteModeEnabled(in Document document) raises (DOMException);
+
     unsigned long numberOfScrollableAreas(in Document document) raises (DOMException);
 
     boolean isPageBoxVisible(in Document document, in long pageNumber) raises (DOMException);
@@ -226,6 +229,9 @@
 
     void setPageScaleFactor(in float scaleFactor, in long x, in long y) raises(DOMException);
 
+    void setHeaderHeight(in Document document, in float height);
+    void setFooterHeight(in Document document, in float height);
+
 #if defined(ENABLE_FULLSCREEN_API) && ENABLE_FULLSCREEN_API
     void webkitWillEnterFullScreenForElement(in Document document, in Element element);
     void webkitDidEnterFullScreenForElement(in Document document, in Element element);