Work in progress to make //ios/chrome/browser build again in GN.

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 fbc8c23eafbe5064cfc53238f9204ba1b9e24856..46b1943bc815dc4ea3b61068447880935bad7146 100644
--- a/ios/chrome/browser/BUILD.gn
+++ b/ios/chrome/browser/BUILD.gn
@@ -204,8 +204,9 @@ source_set("browser") {
     "install_time_util.mm",
     "installation_notifier.h",
     "installation_notifier.mm",
-    "interstitials/ios_chrome_controller_client.cc",
-    "interstitials/ios_chrome_controller_client.h",
+
+    #"interstitials/ios_chrome_controller_client.cc",
+    #"interstitials/ios_chrome_controller_client.h",
     "interstitials/ios_chrome_metrics_helper.h",
     "interstitials/ios_chrome_metrics_helper.mm",
     "interstitials/ios_security_interstitial_page.h",
@@ -567,7 +568,8 @@ source_set("browser") {
     "//components/proxy_config",
     "//components/rappor",
     "//components/resources",
-    "//components/safe_browsing_db",
+
+    #"//components/safe_browsing_db",
     "//components/search",
     "//components/search_engines",
     "//components/security_interstitials/core",
@@ -611,6 +613,7 @@ source_set("browser") {
 
     # TODO(crbug.com/459705): add support for resource packing and change the
     # dependency to be on the packed resources instead of the unpacked ones.
+    "//ios/chrome/app/resources",
     "//ios/chrome/app/strings",
     "//ios/chrome/app/theme",
   ]
@@ -706,8 +709,9 @@ source_set("test_support") {
     "browser_state/test_chrome_browser_state.mm",
     "browser_state/test_chrome_browser_state_isolated_context.h",
     "browser_state/test_chrome_browser_state_isolated_context.mm",
-    "browser_state/test_chrome_browser_state_manager.c",
-    "browser_state/test_chrome_browser_state_manager.h",
+
+    #"browser_state/test_chrome_browser_state_manager.c",
+    #"browser_state/test_chrome_browser_state_manager.h",
     "geolocation/location_manager+Testing.h",
     "geolocation/test_location_manager.h",
     "geolocation/test_location_manager.mm",
@@ -737,7 +741,8 @@ source_set("test_support") {
     "//components/sync_driver:test_support",
     "//ios/chrome/browser",
     "//ios/chrome/common",
-    "//ios/chrome/test",
+
+    #"//ios/chrome/test",
     "//ios/public/provider/chrome/browser",
     "//ios/public/provider/chrome/browser:test_support",
     "//ios/web",