Changes in 20190102094850

Built from 5826b2352ac08248205d3b0e29587ab8ad415bfe

..index..
Bug 1517077 R[Core:Graphics]Remove cairo D2D backend
Bug 1516560 R[Core:JavaScript Engine: JIT]tryAttachDOMProxyUnshadowed assumes DOM proxies have static prototypes
Bug 1516727 R[Core:SVG]Having classes called SVGAngle and nsSVGAngle is confusing
Bug 1516980 R[Core:SVG]Move nsSMILCompositor and nsSMILTimedElement to the mozilla namespace
Bug 1517108 R[Core:SVG]Move SMILTimeContainer and some helper classes to the mozilla namespace
Bug 1517127 R[Core:SVG]Move nsSVGClass to the mozilla::dom namespace
Bug 1503991 R[Core:WebRTC]Intermittent TEST-UNEXPECTED-TIMEOUT | browser/base/content/test/webrtc/browser_devices_get_user_media_screen.js | application timed out after 370 seconds with no output
Bug 1516448 R[Toolkit:Add-ons Manager]Remove the "categories-list" binding
Bug 1517070 R[Toolkit:Application Update]Move the update.sjs the chrome directory to the data directory since it is shared by both mochitest-chrome and mochitest-browser-chrome tests
Bug 1516876 R[Toolkit:Autocomplete]Remove the "autocomplete-richlistbox" binding
Bug 1516957 R[Toolkit:Preferences]Remove uses of ContentTask from the new "about:config" tests
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Changes to 11 bugs - 11 fixed.