am 2edd6826: Create a new ImeOption that disables fullscreen in landscape, and use it.

Merge commit '2edd68260f26cbd6eddd0df16404bb6bcb22b3b6' into eclair-mr2-plus-aosp

* commit '2edd68260f26cbd6eddd0df16404bb6bcb22b3b6':
  Create a new ImeOption that disables fullscreen in landscape, and use it.