Get rid of IGraphicBufferAlloc

This reverts commit 527747dce1ab4714bd424e5c1a25ebad3506c2cb.

selinux policy allowing this change fixed.

Test: took a screenshot
Test: ran ImageReaderTest CTS
Bug: 36194109
Change-Id: I72ac17b6c252750aa2a66cd1d94bd8b4e21b5e9d
24 files changed