d3d11: Use wined3d_device_context_set_blend_state().

dlls/d3d11/device.c

@@ -1000,7 +1000,7 @@ static void STDMETHODCALLTYPE d3d11_immediate_context_OMSetRenderTargetsAndUnord
 static void STDMETHODCALLTYPE d3d11_immediate_context_OMSetBlendState(ID3D11DeviceContext1 *iface,
         ID3D11BlendState *blend_state, const float blend_factor[4], UINT sample_mask)
 {
-    struct d3d_device *device = device_from_immediate_ID3D11DeviceContext1(iface);
+    struct d3d11_immediate_context *context = impl_from_ID3D11DeviceContext1(iface);
     static const float default_blend_factor[] = {1.0f, 1.0f, 1.0f, 1.0f};
     struct d3d_blend_state *blend_state_impl;
 
@@ -1012,10 +1012,10 @@ static void STDMETHODCALLTYPE d3d11_immediate_context_OMSetBlendState(ID3D11Devi
 
     wined3d_mutex_lock();
     if (!(blend_state_impl = unsafe_impl_from_ID3D11BlendState(blend_state)))
-        wined3d_device_set_blend_state(device->wined3d_device, NULL,
+        wined3d_device_context_set_blend_state(context->wined3d_context, NULL,
                 (const struct wined3d_color *)blend_factor, sample_mask);
     else
-        wined3d_device_set_blend_state(device->wined3d_device, blend_state_impl->wined3d_state,
+        wined3d_device_context_set_blend_state(context->wined3d_context, blend_state_impl->wined3d_state,
                 (const struct wined3d_color *)blend_factor, sample_mask);
     wined3d_mutex_unlock();
 }