Check character glyph index before using cached Font 28/132928/1
authorJinho, Lee <jeano.lee@samsung.com>
Thu, 8 Jun 2017 07:20:51 +0000 (16:20 +0900)
committerJinho, Lee <jeano.lee@samsung.com>
Thu, 8 Jun 2017 09:37:30 +0000 (18:37 +0900)
commitefb94d8c348a12264e102ccf085ab5d707c85826
treef722531204f53d8ff5423dbe8fd50b19b724c1f7
parenteaebf2e8aa5903e4acbb37ae46050e009863146c
Check character glyph index before using cached Font

CJK script use 3 fonts (chiniese. japanese, korean),
  (tizen TV has, BreezeSansChinese-Regular.ttf, BreezeSansJapanese-Regular.ttf, BreezeSansKorean-Regular.ttf)

Some CJK characters may not be included in these three fonts.
In this case, it need to search fallback font again.

Change-Id: I99ed74af3d53edd82e029331c51a8404238f7745
dali-toolkit/internal/text/multi-language-support-impl.cpp