- If the number of current text and the number of characters to be deleted
are same, it means all texts should be removed
and all Preedit variables should be initialized.
: mPreEditStartPosition and mPreEditLength
Change-Id: I3648925c776251ff03aeb77102e2910e4d09ee33 Signed-off-by: Seoyeon Kim <seoyeon2.kim@samsung.com>