USB: msm_otg: Update HTC variant of msm_otg

HTC kernel version: m7stock_3.4.10-g1a25406

Conflicts:
	arch/arm/mach-msm/include/mach/board-ext-htc.h
	arch/arm/mach-msm/include/mach/cable_detect.h
	drivers/usb/otg/msm_otg_htc.c
	include/linux/usb/msm_hsusb.h
	include/linux/usb/otg.h

Change-Id: I2707390c287a6d2a9f05814aea25362347240048