Revert 286239 "Reland r285211: "Debugging RawChannelWin: replace..."

Revert 286239 "Reland r285211: "Debugging RawChannelWin: replace..."

> Reland r285211: "Debugging RawChannelWin: replace DCHECK with CHECK and record write stats."
> 
> But clang-formatted (and after the changed files were clang-formatted).
> This should be reverted on the same schedule as the original change (no
> later than August 1, 2014).
> 
> > Debugging RawChannelWin: replace DCHECK with CHECK and record write stats.
> >
> > This is a temp change for debugging purpose. It should be reverted once
> > we fix the issue or find out the change doesn't reveal anything. (No later than Aug 1, 2014.)
> >
> > BUG=385795
> > TEST=None
> 
> BUG=385795
> TBR=yzshen@chromium.org
> 
> Review URL: https://codereview.chromium.org/430473004

TBR=viettrungluu@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=288092

[yzshen1, 2014-08-07 17:25:08]

Committed patchset #1 manually as r288092.