Implement <appview>

extensions/browser/api/extensions_api_client.cc

Index: extensions/browser/api/extensions_api_client.cc
diff --git a/extensions/browser/api/extensions_api_client.cc b/extensions/browser/api/extensions_api_client.cc
index c4f80133a2b7365945045731cb0552a37ae274ca..6ce860bc3fc47bdbedeb4cd37f99928266a1c71d 100644
--- a/extensions/browser/api/extensions_api_client.cc
+++ b/extensions/browser/api/extensions_api_client.cc
@@ -24,4 +24,19 @@ void ExtensionsAPIClient::AddAdditionalValueStoreCaches(
     const scoped_refptr<ObserverListThreadSafe<SettingsObserver> >& observers,
     std::map<settings_namespace::Namespace, ValueStoreCache*>* caches) {}
 
+bool ExtensionsAPIClient::AppViewInternalAttachFrame(
+    content::BrowserContext* browser_context,
+    const GURL& url,
+    int guest_instance_id,
+    const std::string& guest_extension_id) {
+  return false;
+}
+
+bool ExtensionsAPIClient::AppViewInternalDenyRequest(
+    content::BrowserContext* browser_context,
+    int guest_instance_id,
+    const std::string& guest_extension_id) {
+  return false;
+}
+
 }  // namespace extensions