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 727d342d4988916a7ed4b31121daab16e3e30845..ad9e0ac6ec49574affe252e8b545d8e474bdf344 100644
--- a/components/password_manager/core/browser/affiliation_utils.cc
+++ b/components/password_manager/core/browser/affiliation_utils.cc
@@ -186,6 +186,9 @@ bool ParseAndCanonicalizeFacetURI(const std::string& input_uri,
 
 }  // namespace
 
+
+// FacetURI -------------------------------------------------------------------
+
 FacetURI::FacetURI() : is_valid_(false) {
 }
 
@@ -253,6 +256,18 @@ 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())