Revert "V0.4.0 imporve error response"

frontend/src/store/modules/task.js

@@ -120,22 +120,6 @@ const actions = {
         commit('SET_TASK_RESULTS_TOTAL_COUNT', response.data.total)
       })
   },
-  async getTaskResultExcel ({ state, commit }, id) {
-    const { data } = await request.request('GET', '/tasks/' + id + '/results/download', {}, {
-      responseType: 'blob' // important
-    })
-    const downloadUrl = window.URL.createObjectURL(new Blob([data]))
-
-    const link = document.createElement('a')
-
-    link.href = downloadUrl
-
-    link.setAttribute('download', 'data.csv') // any other extension
-
-    document.body.appendChild(link)
-    link.click()
-    link.remove()
-  },
   cancelTask ({ state, dispatch }, id) {
     return request.post(`/tasks/${id}/cancel`)
       .then(() => {