SkFontHost_linux - dup stream instead of ref

R=bungeman@google.com

Author: halcanary@google.com

Review URL: https://codereview.chromium.org/210383002

git-svn-id: http://skia.googlecode.com/svn/trunk@13926 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed