Allow whitelisted content scripts to be injected in WebViews.

extensions/renderer/user_script_set_manager.h

Index: extensions/renderer/user_script_set_manager.h
diff --git a/extensions/renderer/user_script_set_manager.h b/extensions/renderer/user_script_set_manager.h
index 49e547a3d61f6583873597a17876b0288c18fae5..02d22efca801bfdcf0a1b206cce74bf995b351b8 100644
--- a/extensions/renderer/user_script_set_manager.h
+++ b/extensions/renderer/user_script_set_manager.h
@@ -91,7 +91,8 @@ class UserScriptSetManager : public content::RenderProcessObserver {
   // Handle the UpdateUserScripts extension message.
   void OnUpdateUserScripts(base::SharedMemoryHandle shared_memory,
                            const HostID& host_id,
-                           const std::set<HostID>& changed_hosts);
+                           const std::set<HostID>& changed_hosts,
+                           bool whitelisted_only);
 
   // Scripts statically defined in extension manifests.
   UserScriptSet static_scripts_;