Move DidStartLoading, DidStopLoading, DidChangeLoadProgress to RFHI.

content/browser/frame_host/navigator_impl.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/frame_host/navigator_impl.h"
 
 #include "base/command_line.h"
 #include "base/metrics/histogram.h"
 #include "base/time/time.h"
 #include "content/browser/frame_host/frame_tree.h"
@@ skipping 590 matching lines @@
     params.referrer = Referrer();
 
     // Navigations in Web UI pages count as browser-initiated navigations.
     params.is_renderer_initiated = false;
   }
 
   if (delegate_)
     delegate_->RequestOpenURL(render_frame_host, params);
 }
 
+void NavigatorImpl::DidStartLoading(FrameTreeNode* frame_tree_node,
+                                    bool to_different_document) {
+  delegate_->DidStartLoading(frame_tree_node,
+                             to_different_document);
+}
+
+void NavigatorImpl::DidStopLoading() {
+  delegate_->DidStopLoading();
+}
+
+void NavigatorImpl::DidChangeLoadProgress() {
+  delegate_->DidChangeLoadProgress();
+}
+
 // PlzNavigate
 void NavigatorImpl::OnBeforeUnloadACK(FrameTreeNode* frame_tree_node,
                                       bool proceed) {
   CHECK(base::CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kEnableBrowserSideNavigation));
   DCHECK(frame_tree_node);
 
   NavigationRequest* navigation_request =
       navigation_request_map_.get(frame_tree_node->frame_tree_node_id());
 
@@ skipping 270 matching lines @@
         "Navigation.TimeToCommit_ExistingRenderer_BeforeUnloadDiscounted",
         time_to_commit);
     UMA_HISTOGRAM_TIMES(
         "Navigation.TimeToURLJobStart_ExistingRenderer_BeforeUnloadDiscounted",
         time_to_network);
   }
   navigation_data_.reset();
 }
 
 }  // namespace content