Clean up GN template code.

build/config/ios/rules.gni

Index: build/config/ios/rules.gni
diff --git a/build/config/ios/rules.gni b/build/config/ios/rules.gni
index 5a9b20999961ed7d292bef6c81c09b03b28348cb..59004d08a14b6a895bf160fc4153ab000cfab6a2 100644
--- a/build/config/ios/rules.gni
+++ b/build/config/ios/rules.gni
@@ -499,45 +499,6 @@ template("ios_app_bundle") {
       }
     }
   }
-
-  # TODO(crbug.com/395883): ensure those variables are marked as used to

[sdefresne, 2016/08/11 23:23:03]

Those are removed as part of https://codereview.chromium.org/2219323002/. I
would recommend dropping the changes in that file to avoid conflicting.

-  # avoid errors while running "gn gen".
-  if (defined(invoker.entitlements_path)) {
-    assert(invoker.entitlements_path != "",
-           "mark invoker.entitlements_path as used")
-  }
-  if (defined(invoker.bundle_extension)) {
-    assert(invoker.bundle_extension != "",
-           "mark invoker.bundle_extension as used")
-  }
-  if (defined(invoker.bundle_extension)) {
-    assert(invoker.bundle_extension != "",
-           "mark invoker.bundle_extension as used")
-  }
-  if (defined(invoker.entitlements_path)) {
-    assert(invoker.entitlements_path != "",
-           "mark invoker.entitlements_path as used")
-  }
-  if (defined(invoker.extra_substitutions)) {
-    assert(invoker.extra_substitutions != [],
-           "mark invoker.extra_substitutions as used")
-  }
-  if (defined(invoker.info_plist)) {
-    assert(invoker.info_plist != "", "mark invoker.info_plist as used")
-  }
-  if (defined(invoker.info_plist_target)) {
-    assert(invoker.info_plist_target != "",
-           "mark invoker.info_plist_target as used")
-  }
-  if (defined(invoker.product_type)) {
-    assert(invoker.product_type != "", "mark product_type as used")
-  }
-  if (defined(invoker.bundle_deps)) {
-    assert(invoker.bundle_deps != [], "mark bundle_deps as used")
-  }
-  if (defined(invoker.bundle_deps_filter)) {
-    assert(invoker.bundle_deps_filter != [], "mark bundle_deps_filter as used")
-  }
 }
 
 set_defaults("ios_app_bundle") {