DNR Prototype: With flatbuffers

extensions/browser/extension_util.cc

Index: extensions/browser/extension_util.cc
diff --git a/extensions/browser/extension_util.cc b/extensions/browser/extension_util.cc
index 5ed98fc227f0948c6b7e56a81e0a6523142393ef..13f36055f9b6be569f2d923df490a24c67017f38 100644
--- a/extensions/browser/extension_util.cc
+++ b/extensions/browser/extension_util.cc
@@ -8,6 +8,7 @@
 #include "content/public/browser/site_instance.h"
 #include "extensions/browser/extension_prefs.h"
 #include "extensions/browser/extension_registry.h"
+#include "extensions/common/api/declarative_net_request/rules_manifest_info.h"
 #include "extensions/common/features/behavior_feature.h"
 #include "extensions/common/features/feature.h"
 #include "extensions/common/features/feature_provider.h"
@@ -95,5 +96,14 @@ content::StoragePartition* GetStoragePartitionForExtensionId(
   return storage_partition;
 }
 
+bool HasIndexedRuleset(const Extension* extension) {
+  // TODO this needs to change, especially once add/remove rules are supported.
+  // This should probably use ExtensionPrefs.
+  // Also, for e.g. this is not true if the extension is not installed yet. But
+  // that can be added as a check as well.
+  return declarative_net_request::RulesManifestData::GetJSONRulesetPath(
+             extension) != nullptr;
+}
+
 }  // namespace util
 }  // namespace extensions