difxapi: Add stubs for DriverPackageUninstall{A,W}.

dlls/difxapi/difxapi.spec

@@ -6,5 +6,5 @@
 @ stdcall DriverPackageInstallW(wstr long ptr ptr)
 @ stdcall DriverPackagePreinstallA(str long)
 @ stdcall DriverPackagePreinstallW(wstr long)
-@ stub DriverPackageUninstallA
-@ stub DriverPackageUninstallW
+@ stdcall DriverPackageUninstallA(str long ptr ptr)
+@ stdcall DriverPackageUninstallW(wstr long ptr ptr)

dlls/difxapi/main.c

@@ -50,3 +50,17 @@ DWORD WINAPI DriverPackageInstallW(LPCWSTR inf, DWORD flags, PCINSTALLERINFO_W i
     if (reboot) *reboot = FALSE;
     return ERROR_SUCCESS;
 }
+
+DWORD WINAPI DriverPackageUninstallA(LPCSTR inf, DWORD flags, PCINSTALLERINFO_A info, BOOL *reboot)
+{
+    FIXME("(%s, %u, %p, %p) stub\n", wine_dbgstr_a(inf), flags, info, reboot);
+    if (reboot) *reboot = FALSE;
+    return ERROR_SUCCESS;
+}
+
+DWORD WINAPI DriverPackageUninstallW(LPCWSTR inf, DWORD flags, PCINSTALLERINFO_W info, BOOL *reboot)
+{
+    FIXME("(%s, %u, %p, %p) stub\n", wine_dbgstr_w(inf), flags, info, reboot);
+    if (reboot) *reboot = FALSE;
+    return ERROR_SUCCESS;
+}