Mac OS font character of multi-byte is missing when using PDF macro.

Issue Summary

Mac OS font character of multi-byte is missing when using PDF macro.
This occurs in both the new editor and the old one.

Steps to Reproduce

1. Upload sample.pdf
2. Insert sample.pdf with PDF macro
3. Publish

Expected Results

It shows all character like the image below

Actual Results

MacOS fonts for multi-byte character are missing like the image below. This occurs when you exported the PDF file with Keynote.

Workaround

Use PowerPoint to export PDF if applicable. Or replace cmap in the PDF file as follows:

# Mac (BSD)
$ LANG=C LC_ALL=C sed -i '' -e 's#/Registry (Adobe) /Ordering (Japan1) /Supplement [0-9]#/Registry(Adobe) /Ordering(Identity) /Supplement 0#g' CONFCLOUD-68832.bsd.pdf

# Linux (GNU)
$ LANG=C LC_ALL=C sed -ie 's#/Registry (Adobe) /Ordering (Japan1) /Supplement [0-9]#/Registry(Adobe) /Ordering(Identity) /Supplement 0#g' CONFCLOUD-68832.gnu.pdf

• Keynote file: CONFCLOUD-68832.key
• Original file: CONFCLOUD-68832.pdf
• Replaced with BSD sed: CONFCLOUD-68832.bsd.pdf
• Replaced with GNU sed: CONFCLOUD-68832.gnu.pdf