[Codingstyle] Disallow unused use statements (#18520)

* Forbid unused use statements

* Fix some incorrect classnames

* fix tests

* remove unused use statements

3 files changed, 0 insertions, 4 deletions

diff --git a/plugins/VisitFrequency/API.php b/plugins/VisitFrequency/API.php
index a8119636a2..227de40ca6 100644
--- a/plugins/VisitFrequency/API.php
+++ b/plugins/VisitFrequency/API.php
@@ -13,7 +13,6 @@ use Piwik\DataTable;
 use Piwik\Period;
 use Piwik\Piwik;
 use Piwik\Plugins\API\DataTable\MergeDataTables;
-use Piwik\Plugins\VisitsSummary\API as APIVisitsSummary;
 use Piwik\Segment;
 use Piwik\Segment\SegmentExpression;
 
diff --git a/plugins/VisitFrequency/Controller.php b/plugins/VisitFrequency/Controller.php
index 07ea4a7c62..7c6bb1c00c 100644
--- a/plugins/VisitFrequency/Controller.php
+++ b/plugins/VisitFrequency/Controller.php
@@ -14,7 +14,6 @@ use Piwik\Piwik;
 use Piwik\Plugins\CoreVisualizations\Visualizations\Sparklines;
 use Piwik\SettingsPiwik;
 use Piwik\Translation\Translator;
-use Piwik\View;
 
 class Controller extends \Piwik\Plugin\Controller
 {
diff --git a/plugins/VisitFrequency/VisitFrequency.php b/plugins/VisitFrequency/VisitFrequency.php
index c9709d2817..753f54f383 100644
--- a/plugins/VisitFrequency/VisitFrequency.php
+++ b/plugins/VisitFrequency/VisitFrequency.php
@@ -8,8 +8,6 @@
  */
 namespace Piwik\Plugins\VisitFrequency;
 
-use Piwik\Plugins\CoreVisualizations\Visualizations\Graph;
-use Piwik\Plugins\CoreVisualizations\Visualizations\HtmlTable;
 
 class VisitFrequency extends \Piwik\Plugin
 {