Bridge filtering database update - 4

#Hard-link ed #bridge #default-learning-constraint for #VLAN parameters with #bridge #component in ethernet module. This will reduce the memory requirement for default #VLAN-learning-constraint parameters. This enables easy access to parameters like initial #learning-constraint on VLANs and learning constraint type - #shared / #independent. Referencing default VLAN learning constraint  parameters through the bridge component.

#Ethernet update 71 ...
[commit a59d7020e2b5d3dd46930a9f838420d0c8a6c96d]