Fix LoadDataWithBaseUrlTest#testloadDataWithBaseUrlCallsOnPageStarted with PlzNavigate.

content/browser/frame_host/navigation_handle_impl.cc

 // Copyright 2015 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/navigation_handle_impl.h"
 
 #include <iterator>
 
 #include "base/logging.h"
 #include "content/browser/appcache/appcache_navigation_handle.h"
@@ skipping 440 matching lines @@
 }
 
 ReloadType NavigationHandleImpl::GetReloadType() {
   return reload_type_;
 }
 
 RestoreType NavigationHandleImpl::GetRestoreType() {
   return restore_type_;
 }
 
+const GURL& NavigationHandleImpl::GetBaseURLForDataURL() {
+  return base_url_for_data_url_;
+}
+
 NavigationData* NavigationHandleImpl::GetNavigationData() {
   return navigation_data_.get();
 }
 
 const GlobalRequestID& NavigationHandleImpl::GetGlobalRequestID() {
   DCHECK(state_ == WILL_PROCESS_RESPONSE || state_ == DEFERRING_RESPONSE ||
          state_ == READY_TO_COMMIT);
   return request_id_;
 }
 
@@ skipping 476 matching lines @@
     if (node->current_url().EqualsIgnoringRef(url_)) {
       if (found_self_reference)
         return true;
       found_self_reference = true;
     }
   }
   return false;
 }
 
 }  // namespace content