removed an unused variable.

diff --git a/Frame.lua b/Frame.lua
index cbd4739..8f38002 100644
--- a/Frame.lua
+++ b/Frame.lua
@@ -529,7 +529,6 @@ do
 	end

 	local function SetSpellTooltip(owner, loc, link)
-		local anchor =
 		spell_tip:SetOwner(owner, "ANCHOR_NONE")
 		spell_tip:ClearAllPoints()