libaudiohal: Plumb input stream methods

Implement missing methods calls into the IStreamIn interface.
Add libaudio_aidl_conversion_core_ndk for legacy<->AIDL NDK
conversion of types specific to the 'core' audio HAL part.

Bug: 205884982
Test: m
Change-Id: I5db4efe30295ff14162619cd329cb09a9df19773
5 files changed