Bug 845639 - Remove stagefright blocklisting for Sony Xperia Ion - r=bjacob

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extra : rebase_source : a5859cad3437a67724d0041b25ef0829d680a7d3
Bug 847770 : B2G RIL: typos in ICCRecordHelper.readANR and readEmail. r=hsinyi
Bug 817381 - Add sThreadCount and sTelemetryMaxThreadCount to count the number of maximum concurrent threads in a download session and implemented Telemetry for the same. r=biesi
Bug 847527 - Fix typo in metro/base/tests/Makefile.in. r=mbrubeck
Backed out changeset 74eaeeec2b9d (bug 847236) for crashes on a CLOSED TREE.