PlzNavigate: implement CommitNavigation on the browser side

content/browser/frame_host/render_frame_host_impl.h

Index: content/browser/frame_host/render_frame_host_impl.h
diff --git a/content/browser/frame_host/render_frame_host_impl.h b/content/browser/frame_host/render_frame_host_impl.h
index 60cdea90b957f5f6f43b6d811c3a566ae647004f..7cc69b6a475ecea19093ea11b5fda4874a57b772 100644
--- a/content/browser/frame_host/render_frame_host_impl.h
+++ b/content/browser/frame_host/render_frame_host_impl.h
@@ -53,9 +53,12 @@ class RenderFrameProxyHost;
 class RenderProcessHost;
 class RenderViewHostImpl;
 class RenderWidgetHostImpl;
+struct CommitNavigationParams;
 struct ContextMenuParams;
+struct CommonNavigationParams;
 struct GlobalRequestID;
 struct Referrer;
+struct RequestNavigationParams;
 struct ShowDesktopNotificationHostMsgParams;
 struct TransitionLayerData;
 
@@ -306,6 +309,12 @@ class CONTENT_EXPORT RenderFrameHostImpl
   void DidCancelPopupMenu();
 #endif
 
+  // PlzNavigate: Indicates that a navigation is ready to commit and can be
+  // handled by this RenderFrame.
+  void CommitNavigation(const GURL& stream_url,
+                        const CommonNavigationParams& common_params,
+                        const CommitNavigationParams& commit_params);
+
  protected:
   friend class RenderFrameHostFactory;
 
@@ -375,8 +384,8 @@ class CONTENT_EXPORT RenderFrameHostImpl
                      const base::string16& title,
                      blink::WebTextDirection title_direction);
   void OnUpdateEncoding(const std::string& encoding);
-  void OnBeginNavigation(
-      const FrameHostMsg_BeginNavigation_Params& params);
+  void OnBeginNavigation(const FrameHostMsg_BeginNavigation_Params& params,
+                         const CommonNavigationParams& common_params);
   void OnAccessibilityEvents(
       const std::vector<AccessibilityHostMsg_EventParams>& params);
   void OnAccessibilityLocationChanges(