Jeff Sharkey ae2c181083 Read iface stats from single proc file.
When available, use single "iface_stat_all" file instead of reading
values from dozens of files scattered across proc.  Tests to verify.

Bug: 5397840
Change-Id: I0247be518436c1f79b32c4b72216739f49a9e8cc
2011-10-04 13:22:39 -07:00
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