Remove useless function

diff --git a/CRM/Report/Form/Contribute/Repeat.php b/CRM/Report/Form/Contribute/Repeat.php
index 812bb5c1e0c5a6db960b1e52b534fc780f360b0e..79d0e8fc109967c35742424b14a6962b3faa5233 100644 (file)
--- a/CRM/Report/Form/Contribute/Repeat.php
+++ b/CRM/Report/Form/Contribute/Repeat.php
@@ -602,7 +602,7 @@ LEFT JOIN $this->tempTableRepeat2 {$this->_aliases['civicrm_contribution']}2
 
     foreach ($checkDate as $date_range => $range_data) {
       foreach ($range_data as $key => $value) {
-        if (CRM_Utils_Date::isDate($value)) {
+        if (!CRM_Utils_System::isNull($value)) {
           $errorCount[$date_range][$key]['valid'] = 'true';
           $errorCount[$date_range][$key]['is_empty'] = 'false';
         }

diff --git a/CRM/Utils/Date.php b/CRM/Utils/Date.php
index 318dfa996c149b74a164b7bf6cd23aaa7ebc91bb..12b2e64d51bfff4efdbb9af75c096308dc3723f6 100644 (file)
--- a/CRM/Utils/Date.php
+++ b/CRM/Utils/Date.php
@@ -714,18 +714,6 @@ class CRM_Utils_Date {
     return FALSE;
   }
 
-  /**
-   * @param $date
-   *
-   * @return bool
-   */
-  public static function isDate(&$date) {
-    if (CRM_Utils_System::isNull($date)) {
-      return FALSE;
-    }
-    return TRUE;
-  }
-
   /**
    * Translate a TTL to a concrete expiration time.
    *