Allow RemoteFrames to be navigated through targeted navigation.

Source/core/frame/RemoteFrame.h

Index: Source/core/frame/RemoteFrame.h
diff --git a/Source/core/frame/RemoteFrame.h b/Source/core/frame/RemoteFrame.h
index 9f33afb27bd8e39e396b4b0a514c99ec5ced3c9a..5d6dcb8b342ae5fdeca57364d68948376ea4976b 100644
--- a/Source/core/frame/RemoteFrame.h
+++ b/Source/core/frame/RemoteFrame.h
@@ -17,6 +17,7 @@ class RemoteFrameClient;
 class RemoteFrameView;
 class WebLayer;
 class WindowProxyManager;
+struct FrameLoadRequest;
 
 class CORE_EXPORT RemoteFrame: public Frame {
 public:
@@ -30,6 +31,7 @@ public:
     DOMWindow* domWindow() const override;
     WindowProxy* windowProxy(DOMWrapperWorld&) override;
     void navigate(Document& originDocument, const KURL&, bool lockBackForwardList, UserGestureStatus) override;
+    void navigate(const FrameLoadRequest& passedRequest) override;
     void reload(ReloadPolicy, ClientRedirectPolicy) override;
     void detach() override;
     RemoteSecurityContext* securityContext() const override;