Fix some unit_tests under PlzNavigate

content/test/test_render_frame_host.h

 // 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.
 
 #ifndef CONTENT_TEST_TEST_RENDER_FRAME_HOST_H_
 #define CONTENT_TEST_TEST_RENDER_FRAME_HOST_H_
 
 #include <stdint.h>
 
 #include <vector>
@@ skipping 114 matching lines @@
   // PlzNavigate: this simulates a BeforeUnload ACK from the renderer, and the
   // interaction with the IO thread up until the response is ready to commit.
   void PrepareForCommit();
 
   // This method does the same as PrepareForCommit.
   // PlzNavigate: Beyond doing the same as PrepareForCommit, this method will
   // also simulate a server redirect to |redirect_url|. If the URL is empty the
   // redirect step is ignored.
   void PrepareForCommitWithServerRedirect(const GURL& redirect_url);
 
+  // If we are doing a cross-site navigation, this simulates the current
+  // RenderFrameHost notifying that BeforeUnload has executed so the pending
+  // RenderFrameHost is resumed and can navigate.
+  // PlzNavigate: This simulates a BeforeUnload ACK from the renderer, and the
+  // interaction with the IO thread up until the response is ready to commit.
+  void PrepareForCommitIfNecessary();
+
   // PlzNavigate
   void set_pending_commit(bool pending) { pending_commit_ = pending; }
   bool pending_commit() const { return pending_commit_; }
 
   // Creates a WebBluetooth Service with a dummy InterfaceRequest.
   WebBluetoothServiceImpl* CreateWebBluetoothServiceForTesting();
 
  private:
   void SendNavigateWithParameters(int page_id,
                                   int nav_entry_id,
@@ skipping 15 matching lines @@
 
   // See set_simulate_history_list_was_cleared() above.
   bool simulate_history_list_was_cleared_;
 
   DISALLOW_COPY_AND_ASSIGN(TestRenderFrameHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_TEST_TEST_RENDER_FRAME_HOST_H_