GitLab

Moves |AppShimRegistry::OnAppInstalledForProfile| from AppShortcutManager
observer pattern to |OsIntegrationManager::InstallOsHooks|

Bug: 1098027
Change-Id: I102a787aeee35ebed401025eac7cbdd54177f3d4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2311115Reviewed-by: Daniel Murphy <dmurph@chromium.org>
Reviewed-by: ccameron <ccameron@chromium.org>
Reviewed-by: Alexey Baskakov <loyso@chromium.org>
Commit-Queue: Phillis Tang <phillis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#792377}