CHERRY-PICK: BACKPORT: Bluetooth: Add support for Acer [13D3:3432]

Add support for the QCA6174 chip.

    T:  Bus=04 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 30 Spd=12  MxCh= 0
    D:  Ver= 1.10 Cls=e0(wlcon) Sub=01 Prot=01 MxPS=64 #Cfgs=  1
    P:  Vendor=13d3 ProdID=3432 Rev=00.02
    C:  #Ifs= 2 Cfg#= 1 Atr=e0 MxPwr=100mA
    I:  If#= 0 Alt= 0 #EPs= 3 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb
    I:  If#= 1 Alt= 0 #EPs= 2 Cls=e0(wlcon) Sub=01 Prot=01 Driver=btusb

BUG=chrome-os-partner:29640
TEST=manual: hciconfig to show device, hcitool scan to look for remote

Signed-off-by: Anantha Krishnan <ananthk@codeaurora.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
(cherry picked from commit fa2f1394fe9c1a217213f02df77812701de6362f)
Signed-off-by: Shan-Fu Chiou <shan-fu.chiou@intel.com>

Original-Change-Id: Ie353912d03b7d97749987c7e8789550c9342e0bb
Reviewed-on: https://chromium-review.googlesource.com/209142
Tested-by: Shan-fu Chiou <shan-fu.chiou@intel.com>
Reviewed-by: Mohammed Habibulla <moch@chromium.org>
Reviewed-by: Scott James Remnant <keybuk@chromium.org>
Commit-Queue: Shan-fu Chiou <shan-fu.chiou@intel.com>
(cherry picked from commit cd7059996bc9acf5f49486e40787313cfe25d413)

Change-Id: Ia0fabf3859b09d5fcd8935be581c7026121e619e
Reviewed-on: https://chromium-review.googlesource.com/209994
Tested-by: Shan-fu Chiou <shan-fu.chiou@intel.com>
Reviewed-by: Bowgo Tsai <bowgotsai@chromium.org>
Commit-Queue: Shan-fu Chiou <shan-fu.chiou@intel.com>