am bb107bd6: Many fixes to text input in the browser, particularly when moving to a new field.

Merge commit 'bb107bd6f7981cd2b2e31a0afc6f6bf2a6d5118f' into eclair-mr2-plus-aosp

* commit 'bb107bd6f7981cd2b2e31a0afc6f6bf2a6d5118f':
  Many fixes to text input in the browser, particularly when moving to a new field.