Make unittest check every pixel and report the first failure. BUG=269 TESTED=unittest passes on windows R=harryjin@google.com
Make unittest check every pixel and report the first failure.
BUG=269
TESTED=unittest passes on windows
R=harryjin@google.com

Review URL: https://webrtc-codereview.appspot.com/36509004

git-svn-id: a51711482b6ba0e1d1ab095578a045eeae45ac9a@1203 16f28f9a-4ce2-e073-06de-1de4eb20be90

granalberto/libyuv,archos-sa/libyuv-avp,granalberto/libyuv,granalberto/libyuv,rig-project/libyuv,granalberto/libyuv,archos-sa/libyuv-avp,archos-sa/libyuv-avp,rig-project/libyuv,rig-project/libyuv