Plumbing toward transitioning remote frame back to a local frame.

Source/core/frame/RemoteFrame.cpp

Index: Source/core/frame/RemoteFrame.cpp
diff --git a/Source/core/frame/RemoteFrame.cpp b/Source/core/frame/RemoteFrame.cpp
index ae7408abaf2b4476e58f467480ff6a6449d0df8c..5e3c77d8f93f003fcc16247a748a8c6a4b575028 100644
--- a/Source/core/frame/RemoteFrame.cpp
+++ b/Source/core/frame/RemoteFrame.cpp
@@ -5,17 +5,18 @@
 #include "config.h"
 #include "core/frame/RemoteFrame.h"
 
+#include "core/frame/RemoteFrameClient.h"
 #include "core/frame/RemoteFrameView.h"
 #include "core/html/HTMLFrameOwnerElement.h"
 
 namespace blink {
 
-inline RemoteFrame::RemoteFrame(FrameClient* client, FrameHost* host, FrameOwner* owner)
+inline RemoteFrame::RemoteFrame(RemoteFrameClient* client, FrameHost* host, FrameOwner* owner)
     : Frame(client, host, owner)
 {
 }
 
-PassRefPtr<RemoteFrame> RemoteFrame::create(FrameClient* client, FrameHost* host, FrameOwner* owner)
+PassRefPtr<RemoteFrame> RemoteFrame::create(RemoteFrameClient* client, FrameHost* host, FrameOwner* owner)
 {
     RefPtr<RemoteFrame> frame = adoptRef(new RemoteFrame(client, host, owner));
     return frame.release();
@@ -26,6 +27,11 @@ RemoteFrame::~RemoteFrame()
     setView(nullptr);
 }
 
+void RemoteFrame::navigate(Document&, const KURL& url, const Referrer& referrer, bool lockBackForwardList)
+{
+    remoteFrameClient()->navigate(ResourceRequest(url, referrer), lockBackForwardList);
+}
+
 void RemoteFrame::detach()
 {
     detachChildren();
@@ -49,4 +55,9 @@ void RemoteFrame::createView()
     }
 }
 
+RemoteFrameClient* RemoteFrame::remoteFrameClient() const
+{
+    return static_cast<RemoteFrameClient*>(client());
+}
+
 } // namespace blink