Revert "CRAS: cras_alsa_io - Increase appl_ptr when underrun happens"

This reverts commit ac429fff80faaf1768332858f0e483379ea6f1aa.

This CL is causing grunt audio to stutter on resume from S3 when
playing an audio file from local disk.

BUG=b:117302276
TEST=Deploy to grunt or careena
TEST=Sign in to DUT, save an audio file to "My Files > Downloads"
TEST=Start playing audio file
TEST=Enter S3 (ie, powerd_dbus_suspend)
 => No stuttering after resume (confirm at least 30 seconds)

Change-Id: I442ed3bfcb86ae8c46cf8a9cc3d2ebb0674adadf
Reviewed-on: https://chromium-review.googlesource.com/1272064
Commit-Ready: ChromeOS CL Exonerator Bot <chromiumos-cl-exonerator@appspot.gserviceaccount.com>
Tested-by: Daniel Kurtz <djkurtz@chromium.org>
Reviewed-by: Yu-Hsuan Hsu <yuhsuan@chromium.org>
2 files changed