Don't surface web history urls that shouldn't be in history
Don't surface web history urls that shouldn't be in history

Sync will sync some urls that shouldn't show up in the history page (such
as chrome-native URLs).

BUG=535908

Review URL: https://codereview.chromium.org/1419443002

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#355102}

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