Remove some unnecessary uses of windowsx.h

dlls/user/tests/edit.c

@@ -20,7 +20,6 @@
 
 #include <assert.h>
 #include <windows.h>
-#include <windowsx.h>
 #include <commctrl.h>
 
 #include "wine/test.h"
@@ -278,7 +277,9 @@ static void ET2_OnCommand(HWND hwnd, int id, HWND hwndCtl, UINT codeNotify)
 static LRESULT CALLBACK ET2_WndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam)
 {
     switch (iMsg) {
-        HANDLE_MSG(hwnd, WM_COMMAND, ET2_OnCommand);
+    case WM_COMMAND:
+        ET2_OnCommand(hwnd, LOWORD(wParam), (HWND)lParam, HIWORD(wParam));
+        break;
     }
     return DefWindowProc(hwnd, iMsg, wParam, lParam);
 }

programs/progman/group.c

@@ -23,7 +23,6 @@
 #include <stdio.h>
 #include <string.h>
 #include "windows.h"
-#include "windowsx.h"
 #include "progman.h"
 
 /***********************************************************************

programs/progman/main.c

@@ -22,7 +22,6 @@
 #include <stdio.h>
 #include <string.h>
 #include "windows.h"
-#include "windowsx.h"
 #include "progman.h"
 
 GLOBALS Globals;

programs/progman/program.c

@@ -22,7 +22,6 @@
 
 #include <string.h>
 #include "windows.h"
-#include "windowsx.h"
 #include "progman.h"
 
 /***********************************************************************

programs/winecfg/audio.c

@@ -38,7 +38,6 @@
 #include <shlguid.h>
 #include <shlwapi.h>
 #include <shlobj.h>
-#include <windowsx.h>
 #include <mmsystem.h>
 #include <mmreg.h>
 #include <mmddk.h>
@@ -699,8 +698,8 @@ AudioDlgProc (HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
                   DWORD dwPos = GetMessagePos();
                   HWND tree = ((LPNMHDR)lParam)->hwndFrom;
                   ZeroMemory(&ht, sizeof(ht));
-                  ht.pt.x = GET_X_LPARAM(dwPos);
-                  ht.pt.y = GET_Y_LPARAM(dwPos);
+                  ht.pt.x = (short)LOWORD(dwPos);
+                  ht.pt.y = (short)HIWORD(dwPos);
                   MapWindowPoints(HWND_DESKTOP, tree, &ht.pt, 1);
                   SendMessageW( tree, TVM_HITTEST, 0, (LPARAM)&ht );
                   if (TVHT_ONITEMSTATEICON & ht.flags)
@@ -735,8 +734,8 @@ AudioDlgProc (HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
                   HWND tree = ((LPNMHDR)lParam)->hwndFrom;
                   POINT pt;
                   ZeroMemory(&ht, sizeof(ht));
-                  pt.x = GET_X_LPARAM(dwPos);
-                  pt.y = GET_Y_LPARAM(dwPos);
+                  pt.x = (short)LOWORD(dwPos);
+                  pt.y = (short)HIWORD(dwPos);
                   ht.pt = pt;
                   MapWindowPoints(HWND_DESKTOP, tree, &ht.pt, 1);
                   SendMessageW( tree, TVM_HITTEST, 0, (LPARAM)&ht );