This CL must be checked in together with I5cc76807e3.

Bug: 15318007
Change-Id: I61423c3377ddc299fb332e742d6626c2e47145bb

Change-Id: Ifd7419b2fda706b5035060348ed63d894f843a2e
Auto-generated-cl: translation import

Change-Id: Ib6d03976824f13a9932473c440b476f950f92ef7
Auto-generated-cl: translation import

Change-Id: If37d804345c2a1611af5019c36b0cf6c21e04c0e
Auto-generated-cl: translation import

Bug: 15298959

Change-Id: Iba6eeb7981634e7ddb896404978b30f6efd6e72f

Bug: 15297872
Change-Id: I7b0a27409b81b76561d19c6caa18a5011d3e90f6

* commit '342eca74':
  Update shift, next, and previous icon of LXX_Dark

* commit '4f28e16c':
  Update enter icon of LXX_Dark

* commit '91e69980':
  Use action key background for enter key

am 770626e0: merge in master-release history after reset to dc1e70b3

* commit '770626e0':
  Revert "Use PrevWordsInfo for get/add/remove n-gram(bigram) entry."
  Fix a NPE in DistracterFilter.isDistracterToWordsInDictionaries()
  Fix NPE
  Fix: NPE after onDestroy().
  Fix a null object reference crash on Emoji Palette
  Fix an NPE.
  Revert "Fix a race condition."

Bug: 15298065
Change-Id: Id5cd6c989ac1e64389f060f692b578a2ceec0db8

Bug: 15295910
Change-Id: I37d8c184ab500f4b4ffa57a6abe5516cb671ce29

This won't work on < KK because it needs the armenian locale
to be present on the device. I don't know why, but when under
test, apps don't seem to be able to resolve resources for locales
not supported by the system.

Change-Id: Ie0f4fc30954978061cae751024bab5569a2ab2eb

This CL also use an action key background for the emoji key only on
phone becase the emoji key share the same position with other action
keys. The emoji key on tablet keeps using the functional key
background.

Bug: 15296851
Change-Id: I7b8550c61f19548f463a782342bdc0f496433a2a

This CL must be checked in together with I6fd87e1eec.

Change-Id: I4b24157f3e3ce6327579d37122a34d7a30069885

This CL also adds visual feedback of hovering key in accessibility
mode.

Bug: 12491371
Change-Id: I7b1f28a2e421ca60b2738ed94e7bdb406f75039b

Bug: 14496386
Change-Id: Iedd3445c3222a777a2476beed7d9eb53773f406c

Bug: 12491371
Change-Id: I2c2c6f3a6d0d7e7efbe0253127f5b9117cbc512d

Bug: 12184250
Change-Id: Iee7e00c1e84c95551a077f4dd023c0a9b9ac9466

Change-Id: Id2c92c5035d7b357fa66c7ca671b72a1a33ebf3b

Bug: 13142176
Change-Id: I0290df918a5bd5018bf55231dc462d5e797155c6

Bug: 15270123
Change-Id: I655ba97f0543476980d0e8461bc1c8a56c9f954b

Change-Id: Idae3e89f0398ab2cd56985adfac18959aa1852e7

Change-Id: I3b5bc630bf73a357ed0beeec0b555149ef248313

This CL also refactors KeyboardAccessibilityDelegate a bit to be able
to override on hovering methods that handle enter, move, and exit on a
key.

Bug: 12491371
Change-Id: I3c7e81ccb8729ae6e466c654efde0c18ed734bdf