[web] Remove non-standard icon

web-src/src/components/ControlMainVolume.vue

@@ -9,7 +9,6 @@
       <div class="is-size-7 is-uppercase" v-text="$t('navigation.volume')" />
       <control-slider
         v-model:value="player.volume"
-        :cursor="cursor"
         :max="100"
         @change="changeVolume"
       />
@@ -19,7 +18,6 @@
 
 <script>
 import ControlSlider from '@/components/ControlSlider.vue'
-import { mdiCancel } from '@mdi/js'
 import { usePlayerStore } from '@/stores/player'
 import webapi from '@/webapi'
 
@@ -33,7 +31,6 @@ export default {
   },
   data() {
     return {
-      cursor: mdiCancel,
       old_volume: 0
     }
   },

web-src/src/components/ControlOutputVolume.vue

@@ -19,7 +19,6 @@
         v-model:value="volume"
         :disabled="!output.selected"
         :max="100"
-        :cursor="cursor"
         @change="changeVolume"
       />
     </div>
@@ -28,7 +27,6 @@
 
 <script>
 import ControlSlider from '@/components/ControlSlider.vue'
-import { mdiCancel } from '@mdi/js'
 import webapi from '@/webapi'
 
 export default {
@@ -40,7 +38,6 @@ export default {
 
   data() {
     return {
-      cursor: mdiCancel,
       volume: this.output.selected ? this.output.volume : 0
     }
   },

web-src/src/components/ControlSlider.vue

@@ -8,7 +8,6 @@
     type="range"
     :style="{
       '--ratio': ratio,
-      '--cursor': $filters.cursor(cursor)
     }"
     @input="$emit('update:value', $event.target.valueAsNumber)"
   />
@@ -18,7 +17,6 @@
 export default {
   name: 'ControlSlider',
   props: {
-    cursor: { default: '', type: String },
     disabled: Boolean,
     max: { required: true, type: Number },
     value: { required: true, type: Number }
@@ -125,7 +123,7 @@ input[type='range'].slider {
     @include track;
   }
   &.is-inactive {
-    cursor: var(--cursor, not-allowed);
+    cursor: not-allowed;
     &::-webkit-slider-thumb {
       @include thumb-inactive;
     }

web-src/src/components/ControlStreamVolume.vue

@@ -33,7 +33,6 @@
 <script>
 import ControlSlider from '@/components/ControlSlider.vue'
 import audio from '@/lib/Audio'
-import { mdiCancel } from '@mdi/js'
 
 export default {
   name: 'ControlStreamVolume',
@@ -41,7 +40,6 @@ export default {
   emits: ['change', 'mute'],
   data() {
     return {
-      cursor: mdiCancel,
       loading: false,
       playing: false,
       volume: 10