Remove Element.offsetParent/offsetTop/offsetLeft/offsetWidth/offsetHeight

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 971861ed5e84f577314662f7528220af9095504c..2c8a68fd0d79a79c00af42b6df260495b55e3ab1 100644
--- a/Source/core/frame/UseCounter.cpp
+++ b/Source/core/frame/UseCounter.cpp
@@ -942,21 +942,6 @@ 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 ElementOffsetParent:
-        return "'Element.offsetParent' is deprecated and will be removed in M47, around Novemver 2015. The offset* attributes are only standardized and widely supported for HTML elements.";
-
-    case ElementOffsetTop:
-        return "'Element.offsetTop' is deprecated and will be removed in M47, around Novemver 2015. The offset* attributes are only standardized and widely supported for HTML elements.";
-
-    case ElementOffsetLeft:
-        return "'Element.offsetLeft' is deprecated and will be removed in M47, around Novemver 2015. The offset* attributes are only standardized and widely supported for HTML elements.";
-
-    case ElementOffsetWidth:
-        return "'Element.offsetWidth' is deprecated and will be removed in M47, around Novemver 2015. The offset* attributes are only standardized and widely supported for HTML elements.";
-
-    case ElementOffsetHeight:
-        return "'Element.offsetHeight' is deprecated and will be removed in M47, around Novemver 2015. The offset* attributes are only standardized and widely supported for HTML elements.";
-
     case PrefixedPerformanceClearResourceTimings:
         return replacedBy("Performance.webkitClearResourceTimings", "Performance.clearResourceTimings");