Upstream chrome://flags & chrome://ui-alternatives iOS WebUI.

ios/public/test/fake_string_provider.cc

Index: ios/public/test/fake_string_provider.cc
diff --git a/ios/public/test/fake_string_provider.cc b/ios/public/test/fake_string_provider.cc
index f87be1d0fdf87823f00499de95735eee402261ba..0313177e439cb18b61bee7ba2299433f84e48c7c 100644
--- a/ios/public/test/fake_string_provider.cc
+++ b/ios/public/test/fake_string_provider.cc
@@ -16,14 +16,6 @@ std::string FakeStringProvider::GetOmniboxCopyUrlString() {
   return "Copy URL";
 }
 
-int FakeStringProvider::GetAppleFlagsTableTitleID() {
-  return 0;
-}
-
-int FakeStringProvider::GetAppleFlagsNoExperimentsAvailableID() {
-  return 0;
-}
-
 base::string16 FakeStringProvider::GetSpoofingInterstitialTitle() {
   return base::string16();
 }