Added plumbing to transport the frame name between RenderViewHost and the Webkit layer.

chrome/browser/tab_contents/background_contents.cc

Index: chrome/browser/tab_contents/background_contents.cc
diff --git a/chrome/browser/tab_contents/background_contents.cc b/chrome/browser/tab_contents/background_contents.cc
index 33822a779bbedb9cb112013238c4f49be8da6e34..7107b2f2ec647e391d31addaed3ae2b7caa378ca 100644
--- a/chrome/browser/tab_contents/background_contents.cc
+++ b/chrome/browser/tab_contents/background_contents.cc
@@ -22,7 +22,9 @@
 // BackgroundContents
 
 BackgroundContents::BackgroundContents(SiteInstance* site_instance,
-                                       int routing_id) {
+                                       int routing_id,
+                                       const string16& frame_name)
+    : frame_name_(frame_name) {
   Profile* profile = site_instance->browsing_instance()->profile();
 
   // TODO(rafaelw): Implement correct session storage.
@@ -156,13 +158,15 @@ void BackgroundContents::ProcessDOMUIMessage(const std::string& message,
 
 void BackgroundContents::CreateNewWindow(
     int route_id,
-    WindowContainerType window_container_type) {
+    WindowContainerType window_container_type,
+    const string16& frame_name) {
   delegate_view_helper_.CreateNewWindow(route_id,
                                         render_view_host_->process()->profile(),
                                         render_view_host_->site_instance(),
                                         DOMUIFactory::GetDOMUIType(url_),
                                         this,
-                                        window_container_type);
+                                        window_container_type,
+                                        frame_name);
 }
 
 void BackgroundContents::CreateNewWidget(int route_id,