wininet: Use the correct struct in a sizeof.
diff --git a/dlls/wininet/http.c b/dlls/wininet/http.c
index 3d0ae34..1788bf2 100644
--- a/dlls/wininet/http.c
+++ b/dlls/wininet/http.c
@@ -2129,7 +2129,7 @@
             INTERNET_CERTIFICATE_INFOA *info = (INTERNET_CERTIFICATE_INFOA*)buffer;
             DWORD len;
 
-            memset(info, 0, sizeof(INTERNET_CERTIFICATE_INFOW));
+            memset(info, 0, sizeof(*info));
             info->ftExpiry = context->pCertInfo->NotAfter;
             info->ftStart = context->pCertInfo->NotBefore;
             len = CertNameToStrA(context->dwCertEncodingType,