dwmapi: Return DWM_E_COMPOSITIONDISABLED instead of E_NOTIMPL in DwmGetTransportAttributes.

dlls/dwmapi/dwmapi_main.c

@@ -146,7 +146,7 @@ HRESULT WINAPI DwmGetTransportAttributes(BOOL *pfIsRemoting, BOOL *pfIsConnected
 {
     FIXME("(%p, %p, %p) stub\n", pfIsRemoting, pfIsConnected, pDwGeneration);
 
-    return E_NOTIMPL;
+    return DWM_E_COMPOSITIONDISABLED;
 }
 
 /**********************************************************************

include/winerror.h

@@ -3091,6 +3091,13 @@ static inline HRESULT HRESULT_FROM_WIN32(unsigned int x)
 #define WININET_E_LOGIN_FAILURE_DISPLAY_ENTITY_BODY        _HRESULT_TYPEDEF_(0x80072f8e)
 #define WININET_E_DECODING_FAILED                          _HRESULT_TYPEDEF_(0x80072f8f)
 
+#define DWM_E_COMPOSITIONDISABLED                          _HRESULT_TYPEDEF_(0x80263001)
+#define DWM_E_REMOTING_NOT_SUPPORTED                       _HRESULT_TYPEDEF_(0x80263002)
+#define DWM_E_NO_REDIRECTION_SURFACE_AVAILABLE             _HRESULT_TYPEDEF_(0x80263003)
+#define DWM_E_NOT_QUEUING_PRESENTS                         _HRESULT_TYPEDEF_(0x80263004)
+#define DWM_E_ADAPTER_NOT_FOUND                            _HRESULT_TYPEDEF_(0x80263005)
+#define DWM_S_GDI_REDIRECTION_SURFACE                      _HRESULT_TYPEDEF_(0x00263005)
+
 #define D3D11_ERROR_TOO_MANY_UNIQUE_STATE_OBJECTS          _HRESULT_TYPEDEF_(0x887c0001)
 #define D3D11_ERROR_FILE_NOT_FOUND                         _HRESULT_TYPEDEF_(0x887c0002)
 #define D3D11_ERROR_TOO_MANY_UNIQUE_VIEW_OBJECTS           _HRESULT_TYPEDEF_(0x887c0003)