Update IDL to 1847

core/css/FontFaceSetForEachCallback.idl

Index: core/css/FontFaceSetForEachCallback.idl
diff --git a/core/inspector/InspectorOverlayHost.idl b/core/css/FontFaceSetForEachCallback.idl
similarity index 86%
copy from core/inspector/InspectorOverlayHost.idl
copy to core/css/FontFaceSetForEachCallback.idl
index 2f1978e4e1f4aee160ec91e972d07b57db755d79..6b9fdab77312acc0b803f383685c58c8a2ea420a 100644
--- a/core/inspector/InspectorOverlayHost.idl
+++ b/core/css/FontFaceSetForEachCallback.idl
@@ -28,9 +28,7 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-[
-    NoInterfaceObject
-] interface InspectorOverlayHost {
-    void resume();
-    void stepOver();
+callback interface FontFaceSetForEachCallback {
+    [CallWith=ThisValue] boolean handleItem(FontFace fontFace, FontFace fontFaceAgain, FontFaceSet set);
+    boolean handleItem(FontFace fontFace, FontFace fontFaceAgain, FontFaceSet set);
 };