FIX: [mediacodec] prevent crash if 'createByCodecName' throws an exception (omx.rk)
FIX: [mediacodec] handle aspect ratio
FIX: [mediacodec] more exception checking
FIX: [amc] log exceptions
FIX: [amc] trap exception when mime is unsupported
FIX: [amc] if omx returns w/h, use it
FIX: [amc] bail out on null hint size
Merge pull request #5884 from koying/fixamc

[droid;mediacodec] Bunch of Mediacodec fixes