Add AffiliationFetcher to fetch authoritative affiliation information regarding facets.

components/password_manager.gypi

Index: components/password_manager.gypi
diff --git a/components/password_manager.gypi b/components/password_manager.gypi
index c7ae6edce79bfaf4b42c7eac8e53359d2b4a83c0..0a6d0ceccd15e2d98f90e00f7ca2bff056733bfe 100644
--- a/components/password_manager.gypi
+++ b/components/password_manager.gypi
@@ -12,17 +12,22 @@
         '../base/base.gyp:base',
         '../net/net.gyp:net',
         '../sql/sql.gyp:sql',
+        '../third_party/protobuf/protobuf.gyp:protobuf_lite',
         '../url/url.gyp:url_lib',
         'autofill_core_common',
         'keyed_service_core',
         'os_crypt',
         'password_manager_core_common',
+        'password_manager_core_browser_proto',
       ],
       'include_dirs': [
         '..',
       ],
       'sources': [
         # Note: sources list duplicated in GN build.
+        'password_manager/core/browser/affiliation_fetcher_delegate.h',
+        'password_manager/core/browser/affiliation_fetcher.cc',
+        'password_manager/core/browser/affiliation_fetcher.h',
         'password_manager/core/browser/affiliation_utils.cc',
         'password_manager/core/browser/affiliation_utils.h',
         'password_manager/core/browser/browser_save_password_progress_logger.cc',
@@ -112,6 +117,19 @@
       'msvs_disabled_warnings': [ 4267, ],
     },
     {
+      # GN version: //components/password_manager/core/browser:proto
+      'target_name': 'password_manager_core_browser_proto',
+      'type': 'static_library',
+      'sources': [
+        'password_manager/core/browser/affiliation_api.proto'
+      ],
+      'variables': {
+        'proto_in_dir': 'password_manager/core/browser',
+        'proto_out_dir': 'components/password_manager/core/browser',
+      },
+      'includes': ['../build/protoc.gypi'],
+    },
+    {
       # GN version: //components/password_manager/core/browser:test_support
       'target_name': 'password_manager_core_browser_test_support',
       'type': 'static_library',