components/browsing_data/core/counters/history_counter.cc
98
Partial
web_history_counter
web_history_service

        semantics {
          description:
            "If history sync is enabled, this queries history.google.com to "
            "determine if there is any synced history. This information is "
            "displayed in the Clear Browsing Data dialog."
          trigger:
            "Checking the 'Browsing history' option in the Clear Browsing Data "
            "dialog, or enabling history sync while the dialog is open."
          data:
            "A version info token to resolve transaction conflicts, and an "
            "OAuth2 token authenticating the user."
        }
        policy {
          chrome_policy {
            SyncDisabled {
              SyncDisabled: true
            }
          }
        }