Add DNS.SB to DoH config UI for EE and DE

Bug: 1065338
Change-Id: I95826e4c124f312411284a44b49b6f2fe2c32ebe
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2153685
Commit-Queue: Eric Orth <ericorth@chromium.org>
Reviewed-by: Matt Menke <mmenke@chromium.org>
Cr-Commit-Position: refs/heads/master@{#759809}

net/dns/public/doh_provider_list.cc

@@ -105,12 +105,13 @@ const std::vector<DohProviderEntry>& GetDohProviderList() {
                        false /* display_globally */,
                        {} /* display_countries */),
       DohProviderEntry(
-          "Dnssb", base::nullopt /* provider_id_for_histogram */,
+          "Dnssb", DohProviderIdForHistogram::kDnsSb,
           {"185.222.222.222", "185.184.222.222", "2a09::", "2a09::1"},
           {"dns.sb"} /* dns_over_tls_hostnames */,
-          "https://doh.dns.sb/dns-query?no_ecs=true{&dns}", "" /* ui_name */,
-          "" /* privacy_policy */, false /* display_globally */,
-          {} /* display_countries */),
+          "https://doh.dns.sb/dns-query?no_ecs=true{&dns}",
+          "DNS.SB" /* ui_name */,
+          "https://dns.sb/privacy/" /* privacy_policy */,
+          false /* display_globally */, {"EE", "DE"} /* display_countries */),
       DohProviderEntry("Google", DohProviderIdForHistogram::kGoogle,
                        {"8.8.8.8", "8.8.4.4", "2001:4860:4860::8888",
                         "2001:4860:4860::8844"},

net/dns/public/doh_provider_list.h

@@ -25,7 +25,8 @@ enum class DohProviderIdForHistogram {
   kGoogle = 3,
   kIij = 4,
   kQuad9Secure = 5,
-  kMaxValue = kQuad9Secure,
+  kDnsSb = 6,
+  kMaxValue = kDnsSb,
 };
 
 // Represents insecure DNS, DoT, and DoH services run by the same provider.

tools/metrics/histograms/enums.xml

@@ -15767,6 +15767,7 @@ Called by update_document_policy_enum.py.-->
   <int value="3" label="GOOGLE"/>
   <int value="4" label="IIJ"/>
   <int value="5" label="QUAD9_SECURE"/>
+  <int value="6" label="DNS_SB"/>
 </enum>
 
 <enum name="DomainBoundCerts.DBLoadStatus">