Revert of [iOS/GN] Fix and enable "gn check" for "//ios/*" and "//ios_internal/*".

ios/web/BUILD.gn

Index: ios/web/BUILD.gn
diff --git a/ios/web/BUILD.gn b/ios/web/BUILD.gn
index d3d6c0375761ff0fa23887ae1711848d212a51ae..953e53713eaae0da318d8dc126a55062e23392b8 100644
--- a/ios/web/BUILD.gn
+++ b/ios/web/BUILD.gn
@@ -113,12 +113,12 @@
     "public/ssl_status.cc",
     "public/ssl_status.h",
     "public/string_util.h",
-    "public/url_data_source_ios.h",
     "public/url_scheme_util.h",
     "public/url_schemes.h",
     "public/url_schemes.mm",
     "public/url_util.h",
     "public/user_metrics.h",
+    "public/web/url_data_source_ios.h",
     "public/web_capabilities.cc",
     "public/web_capabilities.h",
     "public/web_client.h",
@@ -255,7 +255,6 @@
 source_set("core") {
   deps = [
     "//base",
-    "//url",
   ]
 
   sources = [
@@ -361,13 +360,11 @@
 
 test("ios_web_unittests") {
   deps = [
-    ":core",
     ":ios_web_unittests_bundle_data",
     ":test_support",
     ":web",
     "//base",
     "//base/test:test_support",
-    "//ios/net",
     "//ios/testing:ocmock_support",
     "//net:test_support",
     "//testing/gmock",