Do Not Merge: Cherry-pick change I7667f9b8 to GingerBread

Update Droid Fonts

DroidSans-Bold.ttf
DroidSans.ttf
DroidSansMono.ttf
DroidSerif-Bold.ttf
DroidSerif-BoldItalic.ttf
DroidSerif-Italic.ttf
DroidSerif-Regular.ttf
 - Fix the Tcedilla glyphs

DroidSansFallback
 - Add Dingbat Symbols
 - Add Currency Symbols
 - Add International Phonetic Alphabet (IPA)
 - Add U+02BB Modifier letter turned comma
 - Add U+2011 Non-breaking hyphen

DroidSansArabic.ttf
 - Updated Arabic font
 - Added support for initial and medial forms of Persian (Farsi) yeh (glyphs U+FBFE and U+FBFF)

Bug: 4167128
Change-Id: Iec3e5b20c6dd54ff7cc5bef51dd5a05179d8d5a8