tree 3d6c2e7031cffbbde231de8b6a7b1fe961f7b052
parent d94e2ee6a960c2163f87dedd406424a916ea553c
author Fan Xu <fanxu@google.com> 1540325111 -0700
committer Fan Xu <fanxu@google.com> 1540930695 -0700

Add importBuffer to BufferHubBinderService

Now you can create a new IBufferClient using token generated by
duplicate(). The new client will be linked to the same node in the
backend.

Import an unexisting token will return PERMISSION_DENIED, while import a
gone buffer will get DEAD_OBJECT.

Test: atest buffer_hub_binder_service-test
Bug: 116681016
Change-Id: Ib07fd160dad98bcaed017b3efa648863b70aa142