Bug 1029627 - Remove unused string variable and member variable in WinUtils code. r=jmathies
Bug 1025553, part 2 - Change gfxMatrix from a struct to a class. r=Bas
Add some documenting comments to the image encoders; no bug
Bug 940625 - Discard the surfaces for SVG images that are in the ImageLib SurfaceCache when the app theme changes. r=seth