bug 1063931 - support cmap subtable format 10 in gfxHarfBuzzShaper::GetGlyph. r=jdaggett

gfx/thebes/gfxHarfBuzzShaper.cpp

@@ -107,6 +107,10 @@ gfxHarfBuzzShaper::GetGlyph(hb_codepoint_t unicode,
                                                                       compat);
                         }
                         break;
+                    case 10:
+                        gid = gfxFontUtils::MapCharToGlyphFormat10(data + mSubtableOffset,
+                                                                   compat);
+                        break;
                     case 12:
                         gid = gfxFontUtils::MapCharToGlyphFormat12(data + mSubtableOffset,
                                                                    compat);
@@ -125,6 +129,10 @@ gfxHarfBuzzShaper::GetGlyph(hb_codepoint_t unicode,
                 gfxFontUtils::MapCharToGlyphFormat4(data + mSubtableOffset,
                                                     unicode) : 0;
             break;
+        case 10:
+            gid = gfxFontUtils::MapCharToGlyphFormat10(data + mSubtableOffset,
+                                                       unicode);
+            break;
         case 12:
             gid = gfxFontUtils::MapCharToGlyphFormat12(data + mSubtableOffset,
                                                        unicode);