Bugfixes: removed hard nil val checks from toolkit.lua fixed few mismatches causing crashes

ElvUI/Core/toolkit.lua

@@ -45,22 +45,26 @@ local function GetTemplate(t, isUnitFrameElement)
 end
 
 function E:Size(frame, width, height)
+	if not frame then return end
 	assert(width)
 	frame:SetWidth(E:Scale(width))
 	frame:SetHeight(E:Scale(height or width))
 end
 
 function E:Width(frame, width)
+	if not frame then return end
 	assert(width)
 	frame:SetWidth(E:Scale(width))
 end
 
 function E:Height(frame, height)
+	if not frame then return end
 	assert(height)
 	frame:SetHeight(E:Scale(height))
 end
 
 function E:Point(obj, arg1, arg2, arg3, arg4, arg5)
+	if not obj then return end
 	if arg2 == nil then arg2 = obj:GetParent() end
 
 	if type(arg2)=="number" then arg2 = E:Scale(arg2) end
@@ -77,7 +81,7 @@ function E:SetOutside(obj, anchor, xOffset, yOffset, anchor2)
 	yOffset = yOffset or E.Border
 	anchor = anchor or obj:GetParent()
 
-	assert(anchor)
+	if not anchor then return end
 	if obj:GetPoint() then
 		obj:ClearAllPoints()
 	end
@@ -92,7 +96,7 @@ function E:SetInside(obj, anchor, xOffset, yOffset, anchor2)
 	yOffset = yOffset or E.Border
 	anchor = anchor or obj:GetParent()
 
-	assert(anchor)
+	if not anchor then return end
 	if obj:GetPoint() then
 		obj:ClearAllPoints()
 	end
@@ -102,7 +106,7 @@ function E:SetInside(obj, anchor, xOffset, yOffset, anchor2)
 end
 
 function E:SetTemplate(f, t, glossTex, ignoreUpdates, forcePixelMode, isUnitFrameElement)
-	if not f then return end
+	if not f or type(f) ~= "table" then return end
 	GetTemplate(t, isUnitFrameElement)
 
 	if t then
@@ -187,6 +191,7 @@ function E:SetTemplate(f, t, glossTex, ignoreUpdates, forcePixelMode, isUnitFram
 end
 
 function E:CreateBackdrop(f, t, tex, ignoreUpdates, forcePixelMode, isUnitFrameElement)
+	if not f then return end
 	if not t then t = "Default" end
 
 	local parent = f
@@ -199,8 +204,16 @@ function E:CreateBackdrop(f, t, tex, ignoreUpdates, forcePixelMode, isUnitFrameE
 	if parent and parent.IsObjectType and not parent:IsObjectType("Frame") then
 		parent = UIParent
 	end
+	if not parent or type(parent) ~= "table" or not parent.GetObjectType then
+		parent = UIParent
+	end
 	
-	local b = f.backdrop or CreateFrame("Frame", nil, parent)
+	local b = (type(f.backdrop) == "table" and f.backdrop)
+	if not b then
+		b = CreateFrame("Frame", nil)
+		pcall(function() b:SetParent(parent) end)
+	end
+
 	if f.forcePixelMode or forcePixelMode then
 		E:SetOutside(b, nil, E.mult, E.mult)
 	else
@@ -247,7 +260,8 @@ function E:Kill(object)
 end
 
 function E:StripTextures(object, kill, alpha)
-	if object:IsObjectType("Texture") then
+	if not object or type(object) ~= "table" then return end
+	if object.IsObjectType and object:IsObjectType("Texture") then
 		if kill then
 			E:Kill(object)
 		elseif alpha then