GitLab

This getter will be needed for WebAppMigrationManager to convert
downloaded icon sizes info.

Bug: 1020037
Change-Id: I6d3fcb2e878671f9af455c3555aa4cf99053ea85
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2037302Reviewed-by: Alan Cutter <alancutter@chromium.org>
Commit-Queue: Alexey Baskakov <loyso@chromium.org>
Cr-Commit-Position: refs/heads/master@{#738471}