setupapi/tests: Make devinst_RegDeleteTreeW() static.

[Francois Gouget]

---
 dlls/setupapi/tests/devinst.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/dlls/setupapi/tests/devinst.c b/dlls/setupapi/tests/devinst.c
index ada6027..78b2ca3 100644
--- a/dlls/setupapi/tests/devinst.c
+++ b/dlls/setupapi/tests/devinst.c
@@ -150,7 +150,7 @@ static BOOL remove_device(void)
 }
 
 /* RegDeleteTreeW from dlls/advapi32/registry.c */
-LSTATUS WINAPI devinst_RegDeleteTreeW(HKEY hKey, LPCWSTR lpszSubKey)
+static LSTATUS devinst_RegDeleteTreeW(HKEY hKey, LPCWSTR lpszSubKey)
 {
     LONG ret;
     DWORD dwMaxSubkeyLen, dwMaxValueLen;
-- 
1.5.6.5