Bug 835719 - 0001. Support encode string to UTF-8 byte array. r=terrence
Bug 835719 - 0002. Encode command string into UTF-8 byte array. r=terrence
Bug 835719 - 0003. Rename JSAutoByteString.encode() to encodeLatin1(). r=terrence
Bug 841527 - Update the FX_IDENTITY_POPUP_OPEN_MS telemetry probe to use the TelemetryStopwatch. r=felipe
Bug 843929 - Part 1: Remove no-longer-used private variables mTrackID & mLastEndTime from MediaEngineWebRTCVideoSource. r=jesup
Bug 843929 - Part 2: Add '(void) mEchoCancel' to silence Wunused-private-field warnings, until the code that uses it is turned on. r=jesup
Bug 843929 - Part 3: Add '(void) mFps' to silence Wunused-private-field warnings, until the code that uses it is turned on. r=jesup
bug 843588 - font table cache management should not rely on hashtable entry pointers remaining valid. r=karlt