Remove "Disable Lighting".

Source/Core/VideoCommon/Src/VertexManagerBase.cpp

@@ -159,16 +159,6 @@ void VertexManager::AddVertices(int primitive, int numVertices)
 
 void VertexManager::Flush()
 {
-	// Disable Lighting	
-	// TODO - Is this a good spot for this code?
-	if (g_ActiveConfig.bDisableLighting) 
-	{
-		for (u32 i = 0; i < xfregs.numChan.numColorChans; i++)
-		{
-			xfregs.alpha[i].enablelighting = false;
-			xfregs.color[i].enablelighting = false;
-		}
-	}
 	g_vertex_manager->vFlush();
 }