wintrust: Added stubbed WintrustRemoveActionID.
diff --git a/include/wintrust.h b/include/wintrust.h
index d490ac9..baadf25 100644
--- a/include/wintrust.h
+++ b/include/wintrust.h
@@ -289,6 +289,7 @@
 #endif
 
 BOOL      WINAPI WintrustAddActionID(GUID*,DWORD,CRYPT_REGISTER_ACTIONID*);
+BOOL      WINAPI WintrustRemoveActionID(GUID*);
 void      WINAPI WintrustGetRegPolicyFlags(DWORD*);
 LONG      WINAPI WinVerifyTrust(HWND,GUID*,WINTRUST_DATA*);
 HRESULT   WINAPI WinVerifyTrustEx(HWND,GUID*,WINTRUST_DATA*);