Add a Physical Web data source

ios/chrome/browser/BUILD.gn

Index: ios/chrome/browser/BUILD.gn
diff --git a/ios/chrome/browser/BUILD.gn b/ios/chrome/browser/BUILD.gn
index dfe7d60bbcb7ee0f1b2d5dd119dd33e413837583..cbc137fbbd991113e3a2f675685e4c4a315f3ca9 100644
--- a/ios/chrome/browser/BUILD.gn
+++ b/ios/chrome/browser/BUILD.gn
@@ -317,6 +317,8 @@ source_set("browser") {
     "passwords/passwords_ui_delegate.h",
     "passwords/update_password_infobar_controller.h",
     "passwords/update_password_infobar_controller.mm",
+    "physical_web/create_physical_web_data_source.h",
+    "physical_web/create_physical_web_data_source.mm",
     "physical_web/physical_web_constants.h",
     "pref_names.cc",
     "pref_names.h",
@@ -650,6 +652,7 @@ source_set("browser") {
     "//components/password_manager/core/browser",
     "//components/password_manager/core/common",
     "//components/password_manager/sync/browser",
+    "//components/physical_web/data_source",
     "//components/policy:policy_component_common",
     "//components/pref_registry",
     "//components/prefs",
@@ -690,6 +693,7 @@ source_set("browser") {
     "//ios/chrome/browser/variations:ios_chrome_ui_string_overrider_factory",
     "//ios/chrome/common",
     "//ios/chrome/common/app_group",
+    "//ios/chrome/common/physical_web",
     "//ios/net",
     "//ios/public/provider/chrome/browser",
     "//ios/public/provider/web",