Bug 684722 - Invoke geolocation error handlers when xhr fails. r=jdm
Bug 857330 - Geolocation uses a wrong default value for maximumAge. r=jdm
Bug 924221 - Minimize the #includes in gfx/thebes; r=bjacob

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extra : rebase_source : af198eb9b9739ce718ba0d16c385624a722cde51