Add to ComponentCloudPolicyService comment

BUG=none

Review-Url: https://codereview.chromium.org/2933113002
Cr-Original-Commit-Position: refs/heads/master@{#478955}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 9aa0274f471d0bc845edae1d1c2a7db67770a82f
1 file changed
tree: bf8b922ca9c7db11477e3a3dc976a69c60510bd3
  1. android/
  2. core/
  3. proto/
  4. resources/
  5. tools/
  6. BUILD.gn
  7. OWNERS
  8. policy_export.h