Code cleanup.

app/Http/Controllers/Chart/CategoryReportController.php

@@ -353,25 +353,6 @@ class CategoryReportController extends Controller
         return $set;
     }
 
-    /**
-     * @param Collection $set
-     *
-     * @return array
-     */
-    private function groupByAccount(Collection $set): array
-    {
-        // group by category ID:
-        $grouped = [];
-        /** @var Transaction $transaction */
-        foreach ($set as $transaction) {
-            $accountId           = $transaction->account_id;
-            $grouped[$accountId] = $grouped[$accountId] ?? '0';
-            $grouped[$accountId] = bcadd($transaction->transaction_amount, $grouped[$accountId]);
-        }
-
-        return $grouped;
-    }
-
     /**
      * @param Collection $set
      *

app/Http/Controllers/ReportController.php

@@ -100,8 +100,9 @@ class ReportController extends Controller
      * @param Carbon     $end
      * @param Collection $accounts
      *
+     * @param Collection $categories
+     *
      * @return string
-     * @throws FireflyException
      */
     public function categoryReport(Carbon $start, Carbon $end, Collection $accounts, Collection $categories)
     {

app/Http/Controllers/SearchController.php

@@ -35,6 +35,7 @@ class SearchController extends Controller
     /**
      * Results always come in the form of an array [results, count, fullCount]
      *
+     * @param Request         $request
      * @param SearchInterface $searcher
      *
      * @return $this