MDEV-19951 use override keyword across the InnoDB

Use on every virtual function override.

ha_innobase: mark a final

ha_innobase::bas_ext(): remove as unused

ha_innobase::get_cascade_foreign_key_table_list: remove as unused

ha_innobase::end_stmt(): merge into ha_innobase::reset()

1 files changed, 5 insertions, 5 deletions

diff --git a/storage/innobase/include/buf0buf.h b/storage/innobase/include/buf0buf.h
index ea2348d61fd..647cc3d4274 100644
--- a/storage/innobase/include/buf0buf.h
+++ b/storage/innobase/include/buf0buf.h
@@ -1897,13 +1897,13 @@ public:
 		HazardPointer(buf_pool, mutex) {}
 
 	/** Destructor */
-	virtual ~FlushHp() {}
+	~FlushHp() override {}
 
 	/** Adjust the value of hp. This happens when some
 	other thread working on the same list attempts to
 	remove the hp from the list.
 	@param bpage	buffer block to be compared */
-	void adjust(const buf_page_t* bpage);
+	void adjust(const buf_page_t* bpage) override;
 };
 
 /** Class implementing buf_pool->LRU hazard pointer */
@@ -1918,13 +1918,13 @@ public:
 		HazardPointer(buf_pool, mutex) {}
 
 	/** Destructor */
-	virtual ~LRUHp() {}
+	~LRUHp() override {}
 
 	/** Adjust the value of hp. This happens when some
 	other thread working on the same list attempts to
 	remove the hp from the list.
 	@param bpage	buffer block to be compared */
-	void adjust(const buf_page_t* bpage);
+	void adjust(const buf_page_t* bpage) override;
 };
 
 /** Special purpose iterators to be used when scanning the LRU list.
@@ -1942,7 +1942,7 @@ public:
 		LRUHp(buf_pool, mutex) {}
 
 	/** Destructor */
-	virtual ~LRUItr() {}
+	~LRUItr() override {}
 
 	/** Selects from where to start a scan. If we have scanned
 	too deep into the LRU list it resets the value to the tail