diff --git a/gfx/thebes/src/gfxWindowsFonts.cpp b/gfx/thebes/src/gfxWindowsFonts.cpp
index 755be8874af..efe50d44be5 100644
--- a/gfx/thebes/src/gfxWindowsFonts.cpp
+++ b/gfx/thebes/src/gfxWindowsFonts.cpp
@@ -1138,24 +1138,8 @@ gfxWindowsFont::Measure(gfxTextRun *aTextRun,
         }
     }
 
-    gfxFont::RunMetrics metrics = gfxFont::Measure(aTextRun, aStart, aEnd,
-                                                   aBoundingBoxType, aRefContext,
-                                                   aSpacing);
-
-    // if aBoundingBoxType is LOOSE_INK_EXTENTS
-    // and the underlying cairo font may be antialiased,
-    // we can't trust Windows to have considered all the pixels
-    // so we need to add "padding" to the bounds.
-    // (see bugs 475968, 439831, compare also bug 445087)
-    if (aBoundingBoxType == LOOSE_INK_EXTENTS &&
-        mAntialiasOption != CAIRO_ANTIALIAS_NONE &&
-        metrics.mBoundingBox.size.width > 0) {
-        const PRUint32 appUnitsPerDevUnit = aTextRun->GetAppUnitsPerDevUnit();
-        metrics.mBoundingBox.pos.x -= appUnitsPerDevUnit;
-        metrics.mBoundingBox.size.width += 3 * appUnitsPerDevUnit;
-    }
-
-    return metrics;
+    return gfxFont::Measure(aTextRun, aStart, aEnd,
+                            aBoundingBoxType, aRefContext, aSpacing);
 }
 
 FontEntry*