Bug 1063229 - Update in-tree libpng documentation to version 1.6.13. r=jmuizelaar
Bug 1063583 - "Crash in shadow-dom @ nsIDocument::GetRootElement() const". r=jgraham
Bug 1062596 - Bump thread stack size on OS X to avoid crashes. r=kinetik
Bug 1062596 - Re-enable hardware acceleration in AppleVTDecoder. r=rillian
Bug 1062596 - Use official 10.9 constant. r=rillian
There are no functional changes, but it prevents errors or typo