Restore delete Dashboard Cell functionality

ui/src/dashboards/actions/index.js

@@ -98,9 +98,10 @@ export const renameDashboardCell = (dashboard, x, y, name) => ({
   },
 })
 
-export const deleteDashboardCell = cell => ({
+export const deleteDashboardCell = (dashboard, cell) => ({
   type: 'DELETE_DASHBOARD_CELL',
   payload: {
+    dashboard,
     cell,
   },
 })
@@ -185,10 +186,10 @@ export const addDashboardCellAsync = dashboard => async dispatch => {
   }
 }
 
-export const deleteDashboardCellAsync = cell => async dispatch => {
+export const deleteDashboardCellAsync = (dashboard, cell) => async dispatch => {
   try {
     await deleteDashboardCellAJAX(cell)
-    dispatch(deleteDashboardCell(cell))
+    dispatch(deleteDashboardCell(dashboard, cell))
   } catch (error) {
     console.error(error)
     dispatch(errorThrown(error))

ui/src/dashboards/containers/DashboardPage.js

@@ -151,7 +151,8 @@ class DashboardPage extends Component {
   }
 
   handleDeleteDashboardCell(cell) {
-    this.props.dashboardActions.deleteDashboardCellAsync(cell)
+    const dashboard = this.getActiveDashboard()
+    this.props.dashboardActions.deleteDashboardCellAsync(dashboard, cell)
   }
 
   handleSelectTemplate(templateID, values) {

ui/src/dashboards/reducers/ui.js

@@ -113,8 +113,7 @@ export default function ui(state = initialState, action) {
     }
 
     case 'DELETE_DASHBOARD_CELL': {
-      const {cell} = action.payload
-      const {dashboard} = state
+      const {dashboard, cell} = action.payload
 
       const newCells = dashboard.cells.filter(
         c => !(c.x === cell.x && c.y === cell.y)