Enable file_handlers and chrome.app.runtime for QuickOffice.

extensions/common/features/complex_feature.cc

Index: extensions/common/features/complex_feature.cc
diff --git a/extensions/common/features/complex_feature.cc b/extensions/common/features/complex_feature.cc
index ae7327cf174dcce8626c06ac4c241ac73716be8c..fd45fcced07792fd5c5a97e92fae57bfb1c5af80 100644
--- a/extensions/common/features/complex_feature.cc
+++ b/extensions/common/features/complex_feature.cc
@@ -9,6 +9,7 @@ namespace extensions {
 ComplexFeature::ComplexFeature(scoped_ptr<FeatureList> features) {
   DCHECK_GT(features->size(), 0UL);
   features_.swap(*features);
+  no_parent_ = features_[0]->no_parent();
 
 #if !defined(NDEBUG) || defined(DCHECK_ALWAYS_ON)
   // Verify GetContexts, IsInternal, & IsBlockedInServiceWorker are consistent
@@ -29,6 +30,9 @@ ComplexFeature::ComplexFeature(scoped_ptr<FeatureList> features) {
     DCHECK(first_blocked_in_service_worker == (*it)->IsBlockedInServiceWorker())
         << "Complex feature must have consistent values of "
            "blocked_in_service_worker across all sub features.";
+    DCHECK(no_parent_ == (*it)->no_parent())
+        << "Complex feature must have consistent values of "
+           "no_parent across all sub features.";
   }
 #endif
 }