Replace "ipc_*_t" with "struct ipc_*"

This rewrite was mostly automatic:
sed -r -i 's/\bipc_chan_t\b/struct ipc_chan/g'
sed -r -i 's/\bipc_port_t\b/struct ipc_port/g'

Bug: 144593477
Change-Id: I533bf30165aeff5f4d80e1a9353ae7cbf8f63570
3 files changed