add log for ref pic buffer memory alloc
fix decodestatus uiEcRatio calc bug
add flag to count EC Mbs due to ref error
add UT
fix typo bug
Merge pull request #1606 from huili2/log_for_memory_realloc

add log for ref pic buffer memory alloc
Merge pull request #1609 from dongzha/NewFixEcRatioCalc

New fix ec ratio calc
Merge remote-tracking branch 'upstream/master' into travis.android