diff -r 000000000000 -r 6474c204b198 layout/mathml/mathfontSTIXNonUnicode.properties
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/layout/mathml/mathfontSTIXNonUnicode.properties	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,75 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#  LOCALIZATION NOTE: FILE
+#  Do not translate anything in this file
+
+# This file contains the list of some stretchy MathML chars that
+# can be rendered with STIXNonUnicode.
+
+external.1 = STIXGeneral
+
+#        [ T/L |  M  | B/R |  G  | size0 ... size{N-1} ]
+# E0B4 stix-arrow hookleft
+# E0B5 stix-arrow hookright
+\u21A9 = \u2190@1\uFFFD\uE0B5\u23AF@1 # hookleftarrow, larrhk
+\u21AA = \uE0B4\uFFFD\u2192@1\u23AF@1 # hookrightarrow, rarrhk
+
+# 0E10E stix-stix-extender for vertical double arrow
+# 0E10F stix-extender for horizontal double arrow
+\u21D0 = \u21D0@1\uFFFD\uFFFD\uE10F\uFFFD\u27F8@1 # DoubleLeftArrow, Leftarrow, lArr
+\u21D1 = \u21D1@1\uFFFD\uFFFD\uE10E # DoubleUpArrow, Uparrow, uArr
+\u21D2 = \uFFFD\uFFFD\u21D2@1\uE10F\uFFFD\u27F9@1 # DoubleRightArrow, Implies, Rightarrow, rArr
+\u21D3 = \uFFFD\uFFFD\u21D3@1\uE10E # DoubleDownArrow, Downarrow, dArr
+\u21D4 = \u21D0@1\uFFFD\u21D2@1\uE10F\uFFFD\u27FA@1 # DoubleLeftRightArrow, Leftrightarrow, hArr, iff
+\u21D5 = \u21D1@1\uFFFD\u21D3@1\uE10E # DoubleUpDownArrow, Updownarrow, vArr
+
+# STIXGeneral U+22A2/U+22A3 RIGHT/LEFT TACK are different heights to U+23AF.
+# Could use LONG RIGHT/LEFT TACK instead, but STIXNonUnicode provides
+# E0B6 stix-maps-to-relation tail
+\u21A4 = \u2190@1\uFFFD\uE0B6\u23AF@1\uFFFD\u27FB@1 # LeftTeeArrow, mapstoleft
+\u21A6 = \uE0B6\uFFFD\u2192@1\u23AF@1\uFFFD\u27FC@1 # RightTeeArrow, map, mapsto
+\u295A = \u21BC@1\uFFFD\uE0B6\u23AF@1 # LeftTeeVector
+\u295B = \uE0B6\uFFFD\u21C0@1\u23AF@1 # RIGHTWARDS HARPOON WITH BARB UP FROM BAR, RightTeeVector
+\u295E = \u21BD@1\uFFFD\uE0B6\u23AF@1 # DownLeftTeeVector
+\u295F = \uE0B6\uFFFD\u21C1@1\u23AF@1 # RIGHTWARDS HARPOON WITH BARB DOWN FROM BAR, DownRightTeeVector
+
+# E13B stix-left end of extensible overbrace
+# E13C stix-right end of extensible overbrace
+# E13D stix-left end of extensible underbrace
+# E13E stix-right end of extensible underbrace
+# E13F stix-extensible horizontal for curly over and under braces
+# E140 stix-center of extensible overbrace
+# E141 stix-center of extensible underbrace
+# E13F is the wrong height for overbrace:
+# use E14A stix-extensible horizontal for over paren or square bracket
+# U+FE37 and U+FE38 are from the MathML 2.0 spec.
+\uFE37 = \uE13B\uE140\uE13C\uE14A # OverBrace
+\uFE38 = \uE13D\uE141\uE13E\uE13F # UnderBrace
+# Unicode added U+23DE and U+23DF:
+# http://www.unicode.org/reports/tr25/#_TocDelimiters
+\u23DE = \uE13B\uE140\uE13C\uE14A # OverBrace
+\u23DF = \uE13D\uE141\uE13E\uE13F # UnderBrace
+
+# E146 stix-left end of extensible over square bracket (CMEX10 x34 rotated 90deg)
+# E147 stix-right end of extensible over square bracket (CMEX10 x32 rotated 90deg)
+# E148 stix-left end of extensible under square bracket (CMEX10 x35 rotated 90deg)
+# E149 stix-right end of extensible under square bracket (CMEX10 x33 rotated 90deg)
+# E14A stix-extensible horizontal for over paren or square bracket (CMEX10 x42 rotated 90deg)
+# E14B stix-extensible horizontal for under paren or square bracket
+\u23B4 = \uE146\uFFFD\uE147\uE14A # ⎴
+\u23B5 = \uE148\uFFFD\uE149\uE14B # ⎵
+
+# E142 stix-left end of extensible overparen (CMEX10 x40 rotated 90deg)
+# E143 stix-right end of extensible overparen (CMEX10 x30 rotated 90deg)
+# E144 stix-left end of extensible underparen (CMEX10 x41 rotated 90deg)
+# E145 stix-right end of extensible underparen (CMEX10 x31 rotated 90deg)
+# E14A stix-extensible horizontal for over paren or square bracket (CMEX10 x42 rotated 90deg)
+# E14B stix-extensible horizontal for under paren or square bracket
+# U+FE35 and U+FE36 are from the MathML 2.0 spec.
+\uFE35 = \uE142\uFFFD\uE143\uE14A # OverParenthesis
+\uFE36 = \uE144\uFFFD\uE145\uE14B # UnderParenthesis
+# Unicode added U+23DC and U+23DD:
+\u23DC = \uE142\uFFFD\uE143\uE14A # OverParenthesis
+\u23DD = \uE144\uFFFD\uE145\uE14B # UnderParenthesis