b=1020205 reset mRemainingResamplerTail when no longer using the resampler r=padenot
b=1027963 count ticks remaining in PlayAudio() better when blocking changes r=padenot

The previous code could result in an infinite loop.

--HG--
extra : transplant_source : %DB%20%2C%A3%26%A1%B0%00E%0B%85v%DC%1F0%F1%81Tm%9B