Move app.window API implementation to extensions

athena/content/web_contents_view_delegate_factory_impl.cc

Index: athena/content/web_contents_view_delegate_factory_impl.cc
diff --git a/athena/content/web_contents_view_delegate_factory_impl.cc b/athena/content/web_contents_view_delegate_factory_impl.cc
index 8eecd2659913341755fbfcaa7063002b5d68c53c..fb0b27d502cecaa00c960bf32faa2e06d23c14c5 100644
--- a/athena/content/web_contents_view_delegate_factory_impl.cc
+++ b/athena/content/web_contents_view_delegate_factory_impl.cc
@@ -140,16 +140,3 @@ content::WebContentsViewDelegate* CreateWebContentsViewDelegate(
 }
 
 }  // namespace athena
-
-namespace web_modal {
-
-SingleWebContentsDialogManager*
-WebContentsModalDialogManager::CreateNativeWebModalManager(
-    NativeWebContentsModalDialog dialog,
-    SingleWebContentsDialogManagerDelegate* native_delegate) {
-  // TODO(oshima): Investigate if we need to implement this.
-  NOTREACHED();
-  return NULL;
-}
-
-}  // namespace web_modal