Initial PlzNavigate RDH-side logic.

content/browser/frame_host/navigator.cc

Index: content/browser/frame_host/navigator.cc
diff --git a/content/browser/frame_host/navigator.cc b/content/browser/frame_host/navigator.cc
index 3d5eb8f906bc16725287097117e8cbd97cf84399..9246b7063ac89374ba3d4fdb14dbcfd85e02a46b 100644
--- a/content/browser/frame_host/navigator.cc
+++ b/content/browser/frame_host/navigator.cc
@@ -5,6 +5,7 @@
 #include "content/browser/frame_host/navigator.h"
 
 #include "base/time/time.h"
+#include "content/public/browser/stream_handle.h"
 
 namespace content {
 
@@ -22,4 +23,10 @@ base::TimeTicks Navigator::GetCurrentLoadStart() {
   return base::TimeTicks::Now();
 }
 
+void Navigator::CommitNavigation(RenderFrameHostImpl* render_frame_host,
+                                 const GURL& url,
+                                 ResourceResponse* response,
+                                 scoped_ptr<StreamHandle> body) {
+}
+
 }  // namespace content