Add PermissionStatus.state and deprecate PermissionStatus.status.

Source/core/frame/UseCounter.cpp

Index: Source/core/frame/UseCounter.cpp
diff --git a/Source/core/frame/UseCounter.cpp b/Source/core/frame/UseCounter.cpp
index 664a2f9cfe2bacfb75f17d889876c1a22f59bf0c..5356b4e0ae48a56c565a07e4189bd14c28ba3426 100644
--- a/Source/core/frame/UseCounter.cpp
+++ b/Source/core/frame/UseCounter.cpp
@@ -947,6 +947,9 @@ String UseCounter::deprecationMessage(Feature feature)
     case MediaStreamEnded:
         return "'MediaStream.ended' is deprecated and will be removed in M47, around November 2015. Please use 'MediaStream.active' instead.";
 
+    case PermissionStatusStatus:
+        return "PermissionStatus.status is deprecated and will be removed in M47, around November 2015. Please use PermissionStatus.state instead.";
+
     // Features that aren't deprecated don't have a deprecation message.
     default:
         return String();