Revert "pecan: add triple buffering for pecan and hazel"

This reverts commit 75ff2866c397350d1b8494b471a52914cfb798d4

Change-Id: I690242b54d9cddab7d84518aaebaf815f2120a92
Merge "Revert "pecan: add triple buffering for pecan and hazel"" into ics