Revert of Remove the is_loading_ field from WebContentsImpl

content/test/test_web_contents.cc

 // Copyright (c) 2012 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/test/test_web_contents.h"
 
 #include <utility>
 
 #include "content/browser/browser_url_handler_impl.h"
 #include "content/browser/frame_host/cross_process_frame_connector.h"
@@ skipping 171 matching lines @@
   GURL loaded_url(url);
   bool reverse_on_redirect = false;
   BrowserURLHandlerImpl::GetInstance()->RewriteURLIfNecessary(
       &loaded_url, GetBrowserContext(), &reverse_on_redirect);
   // LoadURL created a navigation entry, now simulate the RenderView sending
   // a notification that it actually navigated.
   CommitPendingNavigation();
 }
 
 void TestWebContents::TestSetIsLoading(bool value) {
-  if (value)
-    DidStartLoading(GetMainFrame()->frame_tree_node(), true);
-  else {
-    for (FrameTreeNode* node : frame_tree_.Nodes()) {
-      RenderFrameHostImpl* current_frame_host =
-          node->render_manager()->current_frame_host();
-      DCHECK(current_frame_host);
-      current_frame_host->ResetLoadingState();
-
-      RenderFrameHostImpl* pending_frame_host =
-          node->render_manager()->pending_frame_host();
-
-      if (IsBrowserSideNavigationEnabled()) {
-        RenderFrameHostImpl* speculative_frame_host =
-            node->render_manager()->speculative_frame_host();
-        if (speculative_frame_host)
-          speculative_frame_host->ResetLoadingState();
-      } else {
-        if (pending_frame_host)
-          pending_frame_host->ResetLoadingState();
-      }
-    }
-  }
+  SetIsLoading(value, true, nullptr);
 }
 
 void TestWebContents::CommitPendingNavigation() {
   const NavigationEntry* entry = GetController().GetPendingEntry();
   DCHECK(entry);
 
   // If we are doing a cross-site navigation, this simulates the current RFH
   // notifying that it has unloaded so the pending RFH is resumed and can
   // navigate.
   // PlzNavigate: the pending RFH is not created before the navigation commit,
@@ skipping 119 matching lines @@
 void TestWebContents::ShowCreatedFullscreenWidget(int route_id) {
 }
 
 void TestWebContents::SaveFrameWithHeaders(const GURL& url,
                                            const Referrer& referrer,
                                            const std::string& headers) {
   save_frame_headers_ = headers;
 }
 
 }  // namespace content