tree 754041eb268b2afce78581a414b956ae674a40ec
parent a4dca1268eff2fc7560df64d4de46001ed61196e
author Ambre Williams <ambre@google.com> 1548082899 +0100
committer CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org> 1548250260 +0000

[ledger] Clean up state of PageManagerContainer

Fix a potential null pointer dereference in PageManagerContainer and add
comments documenting the different possible states.

TEST=ledger_tests

Change-Id: I43f12a0aead1225a524037702d20e5e78291ce77