PlzNavigate: support NavigationThrottle::WillProcessResponse

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 b314f9fde093ff0267866bf4a6266b2a2557bd91..da3762fd555bc7a666f7f0e1518d4dd8946f7eb9 100644
--- a/content/browser/frame_host/navigator_impl.h
+++ b/content/browser/frame_host/navigator_impl.h
@@ -32,6 +32,10 @@ class CONTENT_EXPORT NavigatorImpl : public Navigator {
   NavigatorImpl(NavigationControllerImpl* navigation_controller,
                 NavigatorDelegate* delegate);
 
+  static void CheckWebUIRendererDoesNotDisplayNormalURL(
+      RenderFrameHostImpl* render_frame_host,
+      const GURL& url);
+
   // Navigator implementation.
   NavigatorDelegate* GetDelegate() override;
   NavigationController* GetController() override;
@@ -77,9 +81,6 @@ class CONTENT_EXPORT NavigatorImpl : public Navigator {
                          const CommonNavigationParams& common_params,
                          const BeginNavigationParams& begin_params,
                          scoped_refptr<ResourceRequestBody> body) override;
-  void CommitNavigation(NavigationRequest* navigation_request,
-                        ResourceResponse* response,
-                        scoped_ptr<StreamHandle> body) override;
   void FailedNavigation(FrameTreeNode* frame_tree_node,
                         bool has_stale_copy_in_cache,
                         int error_code) override;
@@ -109,10 +110,6 @@ class CONTENT_EXPORT NavigatorImpl : public Navigator {
 
   bool ShouldAssignSiteForURL(const GURL& url);
 
-  void CheckWebUIRendererDoesNotDisplayNormalURL(
-    RenderFrameHostImpl* render_frame_host,
-    const GURL& url);
-
   // PlzNavigate: if needed, sends a BeforeUnload IPC to the renderer to ask it
   // to execute the beforeUnload event. Otherwise, the navigation request will
   // be started.