Bug 1108616 - part 1 - Language-specific text-transform casing behavior should only be used when content was explicitly tagged for language. r=dbaron
Bug 1108616 - part 2 - Add an explicitLanguage field to gfxFontStyle, and pass it down from callers. r=dbaron
Bug 1108616 - part 3 - Only do language-specific shaping when the language was explicitly tagged. r=jdaggett