5 files changed, 8 insertions, 8 deletions
diff --git a/phpBB/phpbb/cache/driver/driver_interface.php b/phpBB/phpbb/cache/driver/driver_interface.php
index 8444028115..8929647411 100644
--- a/phpBB/phpbb/cache/driver/driver_interface.php
+++ b/phpBB/phpbb/cache/driver/driver_interface.php
@@ -106,7 +106,7 @@ interface driver_interface
 	* result to persistent storage. In other words, there is no need
 	* to call save() afterwards.
 	*
-	* @param \phpbb\db\driver\driver $db	Database connection
+	* @param \phpbb\db\driver\driver_interface $db	Database connection
 	* @param string $query			SQL query, should be used for generating storage key
 	* @param mixed $query_result	The result from \dbal::sql_query, to be passed to
 	* 								\dbal::sql_fetchrow to get all rows and store them
@@ -117,7 +117,7 @@ interface driver_interface
 	* 								representing the query should be returned. Otherwise
 	* 								the original $query_result should be returned.
 	*/
-	public function sql_save(\phpbb\db\driver\driver $db, $query, $query_result, $ttl);
+	public function sql_save(\phpbb\db\driver\driver_interface $db, $query, $query_result, $ttl);
 
 	/**
 	* Check if result for a given SQL query exists in cache.
diff --git a/phpBB/phpbb/cache/driver/file.php b/phpBB/phpbb/cache/driver/file.php
index a57a805193..286ba328c3 100644
--- a/phpBB/phpbb/cache/driver/file.php
+++ b/phpBB/phpbb/cache/driver/file.php
@@ -407,7 +407,7 @@ class file extends \phpbb\cache\driver\base
 	/**
 	* {@inheritDoc}
 	*/
-	function sql_save(\phpbb\db\driver\driver $db, $query, $query_result, $ttl)
+	function sql_save(\phpbb\db\driver\driver_interface $db, $query, $query_result, $ttl)
 	{
 		// Remove extra spaces and tabs
 		$query = preg_replace('/[\n\r\s\t]+/', ' ', $query);
diff --git a/phpBB/phpbb/cache/driver/memory.php b/phpBB/phpbb/cache/driver/memory.php
index b618b0f3e6..d5404455d1 100644
--- a/phpBB/phpbb/cache/driver/memory.php
+++ b/phpBB/phpbb/cache/driver/memory.php
@@ -279,7 +279,7 @@ abstract class memory extends \phpbb\cache\driver\base
 	/**
 	* {@inheritDoc}
 	*/
-	function sql_save(\phpbb\db\driver\driver $db, $query, $query_result, $ttl)
+	function sql_save(\phpbb\db\driver\driver_interface $db, $query, $query_result, $ttl)
 	{
 		// Remove extra spaces and tabs
 		$query = preg_replace('/[\n\r\s\t]+/', ' ', $query);
diff --git a/phpBB/phpbb/cache/driver/null.php b/phpBB/phpbb/cache/driver/null.php
index 8af63eb725..99cfe454e0 100644
--- a/phpBB/phpbb/cache/driver/null.php
+++ b/phpBB/phpbb/cache/driver/null.php
@@ -101,7 +101,7 @@ class null extends \phpbb\cache\driver\base
 	/**
 	* {@inheritDoc}
 	*/
-	function sql_save(\phpbb\db\driver\driver $db, $query, $query_result, $ttl)
+	function sql_save(\phpbb\db\driver\driver_interface $db, $query, $query_result, $ttl)
 	{
 		return $query_result;
 	}
diff --git a/phpBB/phpbb/cache/service.php b/phpBB/phpbb/cache/service.php
index ebbcfb8cdb..f9b6324b05 100644
--- a/phpBB/phpbb/cache/service.php
+++ b/phpBB/phpbb/cache/service.php
@@ -32,7 +32,7 @@ class service
 	/**
 	* Database connection.
 	*
-	* @var \phpbb\db\driver\driver
+	* @var \phpbb\db\driver\driver_interface
 	*/
 	protected $db;
 
@@ -55,11 +55,11 @@ class service
 	*
 	* @param \phpbb\cache\driver\driver_interface $driver The cache driver
 	* @param \phpbb\config\config $config The config
-	* @param \phpbb\db\driver\driver $db Database connection
+	* @param \phpbb\db\driver\driver_interface $db Database connection
 	* @param string $phpbb_root_path Root path
 	* @param string $php_ext PHP extension
 	*/
-	public function __construct(\phpbb\cache\driver\driver_interface $driver, \phpbb\config\config $config, \phpbb\db\driver\driver $db, $phpbb_root_path, $php_ext)
+	public function __construct(\phpbb\cache\driver\driver_interface $driver, \phpbb\config\config $config, \phpbb\db\driver\driver_interface $db, $phpbb_root_path, $php_ext)
 	{
 		$this->set_driver($driver);
 		$this->config = $config;