quartz: Fix error code when checking circular connection.

dlls/quartz/filtergraph.c

@@ -611,7 +611,7 @@ static HRESULT CheckCircularConnection(IFilterGraphImpl *This, IPin *out, IPin *
     if (info_out.dir != PINDIR_OUTPUT)
     {
         IBaseFilter_Release(info_out.pFilter);
-        return E_UNEXPECTED;
+        return VFW_E_CANNOT_CONNECT;
     }
 
     hr = IPin_QueryPinInfo(in, &info_in);
@@ -621,7 +621,7 @@ static HRESULT CheckCircularConnection(IFilterGraphImpl *This, IPin *out, IPin *
         goto out;
     if (info_in.dir != PINDIR_INPUT)
     {
-        hr = E_UNEXPECTED;
+        hr = VFW_E_CANNOT_CONNECT;
         goto out;
     }
 

dlls/quartz/tests/filtergraph.c

@@ -214,7 +214,6 @@ static void test_graph_builder(void)
     ok(hr == E_POINTER, "IGraphBuilder_Connect returned %x\n", hr);
 
     hr = IGraphBuilder_Connect(pgraph, pIn, pIn);
-todo_wine
     ok(hr == VFW_E_CANNOT_CONNECT, "IGraphBuilder_Connect returned %x\n", hr);
 
     if (pIn) IPin_Release(pIn);