Remove FwlEventMask

xfa/fwl/core/cfwl_notedriver.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "xfa/fwl/core/cfwl_notedriver.h"
 
 #include <utility>
 
@@ skipping 28 matching lines @@
     return;
 
   for (const auto& pair : m_eventTargets) {
     CFWL_EventTarget* pEventTarget = pair.second;
     if (pEventTarget && !pEventTarget->IsInvalid())
       pEventTarget->ProcessEvent(pNote);
   }
 }
 
 void CFWL_NoteDriver::RegisterEventTarget(IFWL_Widget* pListener,
-                                          IFWL_Widget* pEventSource,
-                                          uint32_t dwFilter) {
+                                          IFWL_Widget* pEventSource) {
   uint32_t key = pListener->GetEventKey();
   if (key == 0) {
     do {
       key = rand();
     } while (key == 0 || pdfium::ContainsKey(m_eventTargets, key));
     pListener->SetEventKey(key);
   }
   if (!m_eventTargets[key])
     m_eventTargets[key] = new CFWL_EventTarget(pListener);
 
-  m_eventTargets[key]->SetEventSource(pEventSource, dwFilter);
+  m_eventTargets[key]->SetEventSource(pEventSource);
 }
 
 void CFWL_NoteDriver::UnregisterEventTarget(IFWL_Widget* pListener) {
   uint32_t key = pListener->GetEventKey();
   if (key == 0)
     return;
 
   auto it = m_eventTargets.find(key);
   if (it != m_eventTargets.end())
     it->second->FlagInvalid();
@@ skipping 408 matching lines @@
 void CFWL_NoteDriver::ClearEventTargets(bool bRemoveAll) {
   auto it = m_eventTargets.begin();
   while (it != m_eventTargets.end()) {
     auto old = it++;
     if (old->second && (bRemoveAll || old->second->IsInvalid())) {
       delete old->second;
       m_eventTargets.erase(old);
     }
   }
 }