wintrust: Add generic chain action to known actions.

dlls/wintrust/wintrust_main.c

@@ -332,6 +332,7 @@ LONG WINAPI WinVerifyTrust( HWND hwnd, GUID *ActionID, LPVOID ActionData )
     static const GUID published_software = WIN_SPUB_ACTION_PUBLISHED_SOFTWARE;
     static const GUID generic_verify_v2 = WINTRUST_ACTION_GENERIC_VERIFY_V2;
     static const GUID generic_cert_verify = WINTRUST_ACTION_GENERIC_CERT_VERIFY;
+    static const GUID generic_chain_verify = WINTRUST_ACTION_GENERIC_CHAIN_VERIFY;
     LONG err = ERROR_SUCCESS;
     WINTRUST_DATA *actionData = (WINTRUST_DATA *)ActionData;
 
@@ -346,7 +347,8 @@ LONG WINAPI WinVerifyTrust( HWND hwnd, GUID *ActionID, LPVOID ActionData )
         /* Check known actions to warn of possible problems */
         if (!IsEqualGUID(ActionID, &unknown) &&
          !IsEqualGUID(ActionID, &generic_verify_v2) &&
-         !IsEqualGUID(ActionID, &generic_cert_verify))
+         !IsEqualGUID(ActionID, &generic_cert_verify) &&
+         !IsEqualGUID(ActionID, &generic_chain_verify))
             WARN("unknown action %s, default behavior may not be right\n",
              debugstr_guid(ActionID));
         switch (actionData->dwStateAction)