Bug: 6294817
Change-Id: I5010eafa5ba7e947743706adf7e722f4f0cfb415

Change-Id: I6b1e690b678488f38ae84bf862796c32d346371e

This also tests for bigram frequency against unigram frequency

Bug: 6313806
Bug: 6028348
Change-Id: If7faa3559fee9f2496890f0bc0e081279e100854

Rename it, rename parameters, and add a parameter that will
be necessary soon.
Also, rescale the bigram frequency as necessary.

Bug: 6313806
Change-Id: I192543cfb6ab6bccda4a1a53c8e67fbf50a257b0

Bug: 6480385
Change-Id: Iae7879b5264711962a662f4b3d47a834bda715be

Bug: 6451163
Change-Id: I4c5595f727934f2b401e9bb11a6ba613668f4a42

Change-Id: I4a3399d9066bd28dab893ecebb720924110b871d

In conjunction with I596b2deb

Change-Id: I42f059158ae78e1c1c807ed4d3688edbcf18c006

Bug: 6029665
Change-Id: Id72d5af2c9c8fff09a366819901c950b87756dea

Bug: 5738545
Change-Id: I4779136e717efd2934acaa68abc469016d08cd37

Bug: 5738545
Change-Id: I20f31c4ff57a06e6df93ce3cfe4d032afd5bacc7

Change-Id: I6955e7f746cbe31e27e32aa8d2d33dccf465f571

Bug: 6456970
Change-Id: Idd6b84fc7a730a1e78d9c1157e3b5f22e5d49fc4

This still returns the unigram frequency, because the values stored
for bigrams in the dictionary are not ready to be returned in-place
instead of unigram values. Aside from this, the code is complete.

Bug: 6313806
Change-Id: If7bb7b644730782277f0f6663334c170b7fe13fb

* Fix missing delete key for greek
* Remove shift keys from farsi
* Move delete and enter key down for farsi
* Tweak 3rd-row key position of nordic

Bug: 6422448
Change-Id: I2066c1927f60660513c89615488520f716a15fa5

* Remove right shift key from hindi (same as east_slavic)

Bug: 6422448
Change-Id: Icea9a027c825f74471425abea261d5499f02c2c6

* Remove right shift key from thai
* Add comma and period keys

Bug: 6422448
Change-Id: I40ff445ee763d964860fe6eb46e7168534a98c35

* Tweak key width and positon for arabic.
* Move delete and enter key down for farsi.

Bug: 6422448
Change-Id: I4fce1f4761eb1b53e432900c19e455a023721fc6

* Add gutters between shift keys and letters for nordic
* Slightly narrower 3rd-row letter keys for bulgarian
* Remove "ъ" key from 1st-row of east_slavic
* Remove right shift for 11-11-9 east_slavic and south_slavic

Bug: 6422448
Change-Id: I2311bd475aabda51080f0be3714fabffa65b2009

Bug: 6422448
Change-Id: I0c1721462572da7be7850d670c4f86d0c18cb610

Change-Id: Iaaade378acb81a2d68e2e721778a82fd8d5e20a5

* Slightly smaller key width and larger shift key and space key.
* Both left and right shift key has the same width.
* Move the 2nd-row slight right.

Bug: 6422448
Change-Id: If27028eaac20c503c352ba35dd156befc53918c7

Bug: 6464677
Change-Id: I443e4add8052dbce1d413c2ce38a7b98408613bf