PlzNavigate: Remove the RequestNavigation IPC

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 b561fe7262ebaa39eb10e68d6b14826837d9adc7..774b8c5c55019841a59c11f117dac8d65c491702 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/common/resource_request_body.h"
 #include "content/public/browser/stream_handle.h"
 
 namespace content {
@@ -23,6 +24,13 @@ base::TimeTicks Navigator::GetCurrentLoadStart() {
   return base::TimeTicks::Now();
 }
 
+void Navigator::OnBeginNavigation(
+    FrameTreeNode* frame_tree_node,
+    const CommonNavigationParams& common_params,
+    const BeginNavigationParams& begin_params,
+    scoped_refptr<ResourceRequestBody> body) {
+}
+
 void Navigator::CommitNavigation(FrameTreeNode* frame_tree_node,
                                  ResourceResponse* response,
                                  scoped_ptr<StreamHandle> body) {