Fix disabling of toggleable multiselect during initialization

app/assets/javascripts/angular/directives/components/toggled-multiselect-directive.js

@@ -36,7 +36,8 @@ angular.module('openproject.uiComponents')
     scope: {
       name: '=',
       values: '=',
-      availableOptions: '='
+      availableOptions: '=',
+      disabled: '='
     },
     templateUrl: '/templates/components/toggled_multiselect.html',
     link: function(scope, element, attributes){

app/assets/javascripts/angular/models/query.js

@@ -244,8 +244,8 @@ angular.module('openproject.models')
       this.filters.splice(this.getFilterNames().indexOf(filterName), 1);
     },
 
-    deactivateFilter: function(filter, loading) {
-      if (!loading) filter.deactivated = true;
+    deactivateFilter: function(filter) {
+      filter.deactivated = true;
     },
 
     getFilterType: function(filterName) {

public/templates/components/toggled_multiselect.html

@@ -3,6 +3,7 @@
           ng-show="!isMultiselect"
           name="v[{{name}}][]"
           ng-model="values"
+          ng-disabled="disabled"
           id="values-{{name}}"
           class="select-small"
           style="vertical-align: top;"
@@ -15,6 +16,7 @@
           ng-show="isMultiselect"
           name="v[{{name}}][]"
           ng-model="values"
+          ng-disabled="disabled"
           id="values-{{name}}"
           class="select-small"
           style="vertical-align: top;"

public/templates/work_packages/query_filters.html

@@ -135,7 +135,7 @@
                                            name="filter.name"
                                            values="filter.values"
                                            is-multiselect="false"
-                                           ng-disabled="isLoading"/>
+                                           disabled="isLoading"/>
 
                     </div>
                   </td>
@@ -144,7 +144,7 @@
                   <td>
                     <icon-wrapper icon-name="delete2"
                                   icon-title="{{I18n.t('js.button_delete')}}"
-                                  ng-click="query.deactivateFilter(filter, loading)"/>
+                                  ng-click="query.deactivateFilter(filter)"/>
                     <!-- TODO I18n -->
                   </td>
                 </tr>