read/write function_ptrs as just void*, and not as 'array of bytes'

BUG=skia:
R=mtklein@google.com, bungeman@google.com

Author: reed@google.com

Review URL: https://codereview.chromium.org/240013005

git-svn-id: http://skia.googlecode.com/svn/trunk@14224 2bbb7eff-a529-9590-31e7-b0007b416f81
3 files changed