Merge changes I46e819a0,I4ee4ff98,Ifae9c912,Idc58efce,I60b0122f

* changes:
  Add skeleton for SpamPhoneLookup
  Show Icon and label for blocked numbers
  Bubble v2 a11y.
  Add flag to enable NUI shortcut.
  Rename "ApdlInfo" as "SpamInfo" in proto PhoneLookupInfo.