ASoC: msm8x10-wcd: Update codec driver to use mbhc

Remove headset detection specific structure from the codec
so that the common headset detection module can be used.

Change-Id: Ibd20def87440c1949b423499db34e7faa7f8c5a2
Signed-off-by: Bhalchandra Gajare <gajare@codeaurora.org>
(cherry picked from commit 6e75870ea7421c92da4402a2b364850d52da27eb)
3 files changed