CCodec: isolate input surface buffer passing from CCodec

Input surface implementation now live in pseudo-HIDL implementation.

Test: setprop debug.stagefright.ccodec yes
Test: stagefright -S -N c2.google.avc.decoder /sdcard/a.mp4
Test: stagefright -ao -N c2.google.aac.decoder /sdcard/a.mp4
Test: audioloop -N c2.google.aac.encoder -M audio/mp4a-latm
Test: screenrecord --codec-name c2.google.avc.encoder /sdcard/record.mp4
Change-Id: Idd98a522ae9e38eefa005d08fd64f804e53c05d9