user32: Exclude unused headers (2 of 4)

[Andrew Talbot]

Changelog:
    user32: Exclude unused headers.

diff -urN a/dlls/user32/dde_server.c b/dlls/user32/dde_server.c
--- a/dlls/user32/dde_server.c	2006-11-21 14:16:09.000000000 +0000
+++ b/dlls/user32/dde_server.c	2007-05-19 21:49:04.000000000 +0100
@@ -29,7 +29,6 @@
 #include "winbase.h"
 #include "wingdi.h"
 #include "winuser.h"
-#include "winerror.h"
 #include "dde.h"
 #include "ddeml.h"
 #include "win.h"
diff -urN a/dlls/user32/defwnd.c b/dlls/user32/defwnd.c
--- a/dlls/user32/defwnd.c	2007-02-13 17:09:52.000000000 +0000
+++ b/dlls/user32/defwnd.c	2007-05-19 21:49:13.000000000 +0100
@@ -29,7 +29,6 @@
 #include "winbase.h"
 #include "wingdi.h"
 #include "winnls.h"
-#include "imm.h"
 #include "win.h"
 #include "user_private.h"
 #include "controls.h"
diff -urN a/dlls/user32/exticon.c b/dlls/user32/exticon.c
--- a/dlls/user32/exticon.c	2006-11-16 14:02:17.000000000 +0000
+++ b/dlls/user32/exticon.c	2007-05-19 21:49:23.000000000 +0100
@@ -36,7 +36,6 @@
 #define NONAMELESSSTRUCT
 #include "windef.h"
 #include "winbase.h"
-#include "winerror.h"
 #include "winuser.h"
 #include "wine/winbase16.h"
 #include "user_private.h"
diff -urN a/dlls/user32/focus.c b/dlls/user32/focus.c
--- a/dlls/user32/focus.c	2006-11-16 14:02:17.000000000 +0000
+++ b/dlls/user32/focus.c	2007-05-19 21:49:30.000000000 +0100
@@ -28,7 +28,6 @@
 #include "windef.h"
 #include "winbase.h"
 #include "winuser.h"
-#include "winerror.h"
 #include "win.h"
 #include "user_private.h"
 #include "wine/server.h"
diff -urN a/dlls/user32/lstr.c b/dlls/user32/lstr.c
--- a/dlls/user32/lstr.c	2006-11-16 14:02:17.000000000 +0000
+++ b/dlls/user32/lstr.c	2007-05-19 21:49:37.000000000 +0100
@@ -36,7 +36,6 @@
 
 #include "wine/exception.h"
 #include "wine/unicode.h"
-#include "excpt.h"
 
 
 /***********************************************************************