Sun, Peng 14f8c7cf74 revert workaround for square sample and update doc on GGL ...

Change-Id: I731c68ca4111e7dc2e45bef51c4cad2c23fc81f8

2017-03-21 10:26:09 -05:00

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hip

revert workaround for square sample and update doc on GGL

2017-03-21 10:26:09 -05:00