[PATCH 1/4] comctl32/combo: Remove unnecessary argument from button painting helper.

[Nikolay Sivov]

Signed-off-by: Nikolay Sivov 
---
 dlls/comctl32/combo.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/dlls/comctl32/combo.c b/dlls/comctl32/combo.c
index 1fa5f5ef21..827da37c0c 100644
--- a/dlls/comctl32/combo.c
+++ b/dlls/comctl32/combo.c
@@ -545,10 +545,13 @@ static LRESULT COMBO_Create( HWND hwnd, LPHEADCOMBO lphc, HWND hwndParent, LONG
  *
  * Paint combo button (normal, pressed, and disabled states).
  */
-static void CBPaintButton( LPHEADCOMBO lphc, HDC hdc, RECT rectButton)
+static void CBPaintButton(HEADCOMBO *lphc, HDC hdc)
 {
     UINT buttonState = DFCS_SCROLLCOMBOBOX;

+    if (IsRectEmpty(&lphc->buttonRect))
+        return;
+
     if( lphc->wState & CBF_NOREDRAW )
       return;

@@ -559,7 +562,7 @@ static void CBPaintButton( LPHEADCOMBO lphc, HDC hdc, RECT rectButton)
     if (CB_DISABLED(lphc))
    buttonState |= DFCS_INACTIVE;

-    DrawFrameControl(hdc, &rectButton, DFC_SCROLL, buttonState);
+    DrawFrameControl(hdc, &lphc->buttonRect, DFC_SCROLL, buttonState);
 }

/***********************************************************************
@@ -815,8 +818,7 @@ static LRESULT COMBO_Paint(HEADCOMBO *lphc, HDC hdc)
      */
     CBPaintBorder(lphc->self, lphc, hdc);

-    if (!IsRectEmpty(&lphc->buttonRect))
-        CBPaintButton(lphc, hdc, lphc->buttonRect);
+    CBPaintButton(lphc, hdc);

/* paint the edit control padding area */
     if (CB_GETTYPE(lphc) != CBS_DROPDOWNLIST)