Add a real function for OnLeave script

diff --git a/oUF_Reputation.lua b/oUF_Reputation.lua
index 49b70b0..e230f0a 100644
--- a/oUF_Reputation.lua
+++ b/oUF_Reputation.lua
@@ -52,7 +52,7 @@ local function enable(self, unit)

 		if(bar.Tooltip) then
 			bar:EnableMouse()
-			bar:HookScript('OnLeave', GameTooltip_OnLeave)
+			bar:HookScript('OnLeave', GameTooltip_Hide)
 			bar:HookScript('OnEnter', tooltip)
 		end