From 83b2cc47a0bdc93098d3cc301697d1387bd14036 Mon Sep 17 00:00:00 2001
From: Mats Palmgren <mats@mozilla.com>
Date: Wed, 18 May 2016 18:21:41 +0200
Subject: [PATCH] Bug 1273129 - Fix typo from physical to logical conversion
 (in bug 1113206).  r=jfkthame

---
 layout/forms/nsComboboxControlFrame.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/layout/forms/nsComboboxControlFrame.cpp b/layout/forms/nsComboboxControlFrame.cpp
index 1f74c70fc5e9..6390844c6992 100644
--- a/layout/forms/nsComboboxControlFrame.cpp
+++ b/layout/forms/nsComboboxControlFrame.cpp
@@ -595,8 +595,8 @@ nsComboboxControlFrame::GetAvailableDropdownSpace(WritingMode aWM,
                                containerSize);
     mLastDropDownAfterScreenBCoord = thisScreenRect.BEnd(aWM) +
                                      aTranslation->B(aWM);
-    mLastDropDownBeforeScreenBCoord = thisScreenRect.BEnd(aWM) +
-                                     aTranslation->B(aWM);
+    mLastDropDownBeforeScreenBCoord = thisScreenRect.BStart(aWM) +
+                                      aTranslation->B(aWM);
   }
 
   nscoord minBCoord;