[PointerLock] Move "silent mouse lock" logic from renderer to RWHI

content/public/test/browser_test_utils.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/public/test/browser_test_utils.h"
 
 #include <stddef.h>
 #include <tuple>
 #include <utility>
 
@@ skipping 2029 matching lines @@
       FileSystemHostMsg_Write(request_id, file_path, blob_uuid, position));
 
   // If this started an async operation, wait for it to complete.
   if (waiter.did_start_update())
     waiter.WaitForEndUpdate();
 }
 
 void PwnMessageHelper::LockMouse(RenderProcessHost* process,
                                  int routing_id,
                                  bool user_gesture,
-                                 bool last_unlocked_by_target,
                                  bool privileged) {
   IPC::IpcSecurityTestUtil::PwnMessageReceived(
       process->GetChannel(),
-      ViewHostMsg_LockMouse(routing_id, user_gesture, last_unlocked_by_target,
-                            privileged));
+      ViewHostMsg_LockMouse(routing_id, user_gesture, privileged));
 }
 
 }  // namespace content