SnapdragonCamera: Camera force close

When finish once capture picture, camera need get available space
of SDCard/Internal storage.It is a I/O operation and may block a
few millisecond. Currently camera get available space by AsyncTask.
When available space was smaller than 60M, storage will switch to
sdcard and update UI which cased crash.

Change-Id: Ia7790121dfc5321da4e621d1ff4e31f49cfc5a77
CRs-Fixed: 1072961
1 file changed