tree 9dbc34607d94fb08fb78d5f268c56f54ac6f0393
parent eb7ab820fa77af56e63697a296d2ea54698d39c3
author forshaw <forshaw@chromium.org> 1461760453 -0700
committer Commit bot <commit-bot@chromium.org> 1461760548 +0000

Implement sandbox hooks to forward OPM related GDI system calls.
This patch adds hooks to the Windows sandbox to forward Output Protection
Manager system calls to the browser process when running under Win32k
lockdown. This allows a locked down process to enable output protection when
playing back media.

Design Doc: https://docs.google.com/document/d/1cn8lpZiu0DQLovkbJSMmRlPyM0ETtjdsgvOOfR6jwJM/edit?usp=sharing

BUG=523278
CQ_INCLUDE_TRYBOTS=tryserver.chromium.win:win10_chromium_x64_rel_ng

Review URL: https://codereview.chromium.org/1856993003

Cr-Commit-Position: refs/heads/master@{#390051}