1 files changed, 1 insertions, 2 deletions
diff --git a/widget/windows/nsNativeThemeWin.h b/widget/windows/nsNativeThemeWin.h
index f20649444..32b82b1e1 100644
--- a/widget/windows/nsNativeThemeWin.h
+++ b/widget/windows/nsNativeThemeWin.h
@@ -117,8 +117,7 @@ protected:
   void DrawThemedProgressMeter(nsIFrame* aFrame, int aWidgetType,
                                HANDLE aTheme, HDC aHdc,
                                int aPart, int aState,
-                               RECT* aWidgetRect, RECT* aClipRect,
-                               gfxFloat aAppUnits);
+                               RECT* aWidgetRect, RECT* aClipRect);
 
 private:
   TimeStamp mProgressDeterminateTimeStamp;