* Created a buildMenuEntry function
* Replaced all Group::insert() functions with Group::insertEntry()
* Added a trackable parameter to check if a menu entry will be trackable
* Removed the MenuEntry class
* Removed the MenuEntryTest class
* Removed the Group::insert() function
* Changed tests in GroupTest to test Group::insertEntry() function
Bug: T221004
Change-Id: I39bed4e9a9b09f904cb3e5d78ccb3e6e175981a8
Rather than hardcoding the icons for all our menu items
let's use the definitions in core.
This also makes it easier for us to deprecate the
MobileMenu hook in future.
Rejoice at all the code this removed!
Bug: T291568
Change-Id: I69b5ca13aee018982a5ea28677d4a37e663235d4
