Revert "DeviceSettings: remove dynamic fsync"

This reverts commit 5e83e8cbbced0160aa99aa3c065bbce0bfeb40f3.

Conflicts:

	DeviceSettings/res/values-ar/strings.xml
	DeviceSettings/res/values-bg/strings.xml
	DeviceSettings/res/values-de/strings.xml
	DeviceSettings/res/values-hr/strings.xml
	DeviceSettings/res/values-id/strings.xml
	DeviceSettings/res/values-lt/strings.xml
	DeviceSettings/res/values-ru/strings.xml
	DeviceSettings/res/values-sv/strings.xml

Change-Id: I9d5f9042b7c9a57208562fcaedb6e61257916745
media_codecs: Cleanup unsupported codecs
msm7x30: Enable use of FFMPEG codecs for extended formats

Change-Id: I181507b1b2fdc4dfbda1afffc3ed88fddda92d09
media_codecs.xml: Remove ffmpeg h263/h264/mp4v-es entries

Codecs covered by OMX.google (and whitelisted by the ffmpeg extractor)
shouldn't be assigned to other software decoders as well

https://github.com/CyanogenMod/android_device_oppo_msm8974-common/commit/507a4c562ce225e1608e577fdc3c443d0e0208c7
https://github.com/CyanogenMod/android_device_oppo_msm8974-common/commit/ce2a426463d0b9057484806fe7db68c3d6eba083