Add a FrameHostMsg_BeginNavigation IPC

content/browser/frame_host/navigator_impl.h

Index: content/browser/frame_host/navigator_impl.h
diff --git a/content/browser/frame_host/navigator_impl.h b/content/browser/frame_host/navigator_impl.h
index ceb22e2ee244abeb9484f0b690b97f5870278c78..c954962f69bc1c4121c4780462452d5bfe2189c3 100644
--- a/content/browser/frame_host/navigator_impl.h
+++ b/content/browser/frame_host/navigator_impl.h
@@ -10,6 +10,8 @@
 #include "content/browser/frame_host/navigator.h"
 #include "content/common/content_export.h"
 
+struct FrameMsg_Navigate_Params;
+
 namespace content {
 
 class NavigationControllerImpl;
@@ -23,6 +25,13 @@ class CONTENT_EXPORT NavigatorImpl : public Navigator {
   NavigatorImpl(NavigationControllerImpl* navigation_controller,
                 NavigatorDelegate* delegate);
 
+  // Fills in |params| based on the content of |entry|.
+  static void MakeNavigateParams(const NavigationEntryImpl& entry,
+                                 const NavigationControllerImpl& controller,
+                                 NavigationController::ReloadType reload_type,
+                                 base::TimeTicks navigation_start,
+                                 FrameMsg_Navigate_Params* params);
+
   // Navigator implementation.
   virtual NavigationController* GetController() OVERRIDE;
   virtual void DidStartProvisionalLoad(RenderFrameHostImpl* render_frame_host,
@@ -66,6 +75,12 @@ class CONTENT_EXPORT NavigatorImpl : public Navigator {
       bool should_replace_current_entry,
       bool user_gesture) OVERRIDE;
 
+  // Will crash the browser if |render_frame_host| is a Web-UI renderer that
+  // tries to display a non Web UI |url|.
+  virtual void CheckWebUIRendererDoesNotDisplayNormalURL(
+      RenderFrameHostImpl* render_frame_host,
+      const GURL& url) OVERRIDE;
+
  private:
   virtual ~NavigatorImpl() {}