Move Place() from nsIMathMLFrame to nsMathMLContainerFrame b=363240, r+sr=roc

layout/mathml/base/src/nsMathMLFrame.h

@@ -108,14 +108,6 @@ public:
     return NS_OK;
   }
 
-  NS_IMETHOD
-  Place(nsIRenderingContext& aRenderingContext,
-        PRBool               aPlaceOrigin,
-        nsHTMLReflowMetrics& aDesiredSize)
-  {
-    return NS_OK;
-  }
-
   NS_IMETHOD
   GetEmbellishData(nsEmbellishData& aEmbellishData) {
     aEmbellishData = mEmbellishData;