Implement AffiliationDatabase to cache affiliation information in a SQLite DB.

components/password_manager/core/browser/affiliation_utils.cc

Index: components/password_manager/core/browser/affiliation_utils.cc
diff --git a/components/password_manager/core/browser/affiliation_utils.cc b/components/password_manager/core/browser/affiliation_utils.cc
index d34abd8d6a65d66b3221c04f5d8cad9a59b96f02..4abdc6098f0d42c8ab7429f5bf0af5eab0002fb3 100644
--- a/components/password_manager/core/browser/affiliation_utils.cc
+++ b/components/password_manager/core/browser/affiliation_utils.cc
@@ -187,6 +187,9 @@ bool ParseAndCanonicalizeFacetURI(const std::string& input_uri,
 
 }  // namespace
 
+
+// FacetURI -------------------------------------------------------------------
+
 FacetURI::FacetURI() : is_valid_(false) {
 }
 
@@ -254,6 +257,18 @@ FacetURI::FacetURI(const std::string& canonical_spec, bool is_valid)
                         &parsed_);
 }
 
+
+// AffiliatedFacetsWithUpdateTime ---------------------------------------------
+
+AffiliatedFacetsWithUpdateTime::AffiliatedFacetsWithUpdateTime() {
+}
+
+AffiliatedFacetsWithUpdateTime::~AffiliatedFacetsWithUpdateTime() {
+}
+
+
+// Helpers --------------------------------------------------------------------
+
 bool AreEquivalenceClassesEqual(const AffiliatedFacets& a,
                                 const AffiliatedFacets& b) {
   if (a.size() != b.size())