drivers: net: wireless: add HTC's bcmdhd_4335_mcc

Modifications from stock HTC driver:
* Remove poorly commented-out CFLAGS from Makefile
* Make CONFIG_BCMDHD_4335_MCC select WIRELESS_EXT, WEXT_PRIV
* Fix msm_watchdog.h include in dhd_sdio.c

Changes outside of driver: Make necessary additions (and block with
CONFIG_BCMDHD_4335_MCC where appropriate) in:
* drivers/mmc/host/msm_sdcc.c
* include/linux/ieee80211.h
* include/linux/nl80211.h
* include/linux/wlan_plat.h
* include/net/cfg80211.h

Change-Id: I405010d3ae0fc3586de2a2aa3ffaab01909ddcde

drivers: net: wireless: small bcmdhd_4335_mcc fix

* Cleanup Makefile
* Select needed config options in Kconfig
* Fix msm_watchdog.h include

Change-Id: I193dcc73d12d50d74b430f7f982e07fe7ebdc492
msm: HTC: m7: regenerate defconfig

Change-Id: I1a2e601cbfc728e605270dfda558151349170fa2
msm: HTC: m7: use bcmdhd_4335_mcc wifi driver

This is complete fucking hackery (doesn't work either).

Change-Id: I04794a629aebfaddd30c95337b977781b445a236