Bluetooth: Fix the build warnings in libbt-vendor

There are some warings while build libbt-vendor, such as
mis-mach, passing argument, wrong return value, uninitialized
variable,unused parameter,etc. Revised to more strict to
avoid build warnings.

Change-Id: I1336e2c38713896972a27ab68b15ff695d9a3b53
CRs-Fixed: 945937
4 files changed
tree: ba80fbc6f6a210d9c5a1e85e3d77100903f90301
  1. libbt-vendor/
  2. Android.mk
  3. CleanSpec.mk