Bug 1207157 patch 3 - Don't bother passing around the inline-end margin of replaced elements we consider clearing past floats, since we don't need it any more. r=jfkthame

--HG--
extra : commitid : HRqckWRd8My

layout/generic/nsBlockFrame.cpp

@@ -7338,7 +7338,6 @@ nsBlockFrame::ISizeToClearPastFloats(const nsBlockReflowState& aState,
   LogicalMargin computedMargin =
     offsetState.ComputedLogicalMargin().ConvertTo(wm, frWM);
   result.marginIStart = computedMargin.IStart(wm);
-  result.marginIEnd = computedMargin.IEnd(wm);
   return result;
 }
  

layout/generic/nsBlockFrame.h

@@ -319,9 +319,9 @@ public:
    * care about (which need not be its current mBCoord)
    */
   struct ReplacedElementISizeToClear {
-    nscoord marginIStart, borderBoxISize, marginIEnd;
-    nscoord MarginBoxISize() const
-      { return marginIStart + borderBoxISize + marginIEnd; }
+    // Note that we care about the inline-start margin but can ignore
+    // the inline-end margin.
+    nscoord marginIStart, borderBoxISize;
   };
   static ReplacedElementISizeToClear
     ISizeToClearPastFloats(const nsBlockReflowState& aState,