DO NOT MERGE. CHERRY-PICKED GERRIT CHANGE 60365.

Support complex characters in plugins.

Complex characters like chinese are sent via the onKeyMultiple()
callback. The WebView passes these characters to Webkit so that
non-text inputs (e.g. plugins) can process them.

Change-Id: I49575bb8a583f9f3580f5734ad87cc7c00b2bda9
http://b/2900114
2 files changed