Remove existingWindowProxy()

third_party/WebKit/Source/bindings/core/v8/WindowProxyManager.cpp

 // 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 "bindings/core/v8/WindowProxyManager.h"
 
 #include "bindings/core/v8/DOMWrapperWorld.h"
 #include "bindings/core/v8/WindowProxy.h"
 #include "core/frame/Frame.h"
 
@@ skipping 43 matching lines @@
   for (auto& entry : m_isolatedWorlds) {
     WindowProxy* isolatedWindowProxy = entry.value.get();
     if (!isolatedWindowProxy->isContextInitialized())
       continue;
     SecurityOrigin* isolatedSecurityOrigin =
         isolatedWindowProxy->world().isolatedWorldSecurityOrigin();
     isolatedWindowProxy->updateSecurityOrigin(isolatedSecurityOrigin);
   }
 }
 
-WindowProxy* WindowProxyManager::existingWindowProxy(DOMWrapperWorld& world) {
-  if (world.isMainWorld())
-    return m_windowProxy->isContextInitialized() ? m_windowProxy.get()
-                                                 : nullptr;
-
-  IsolatedWorldMap::iterator iter = m_isolatedWorlds.find(world.worldId());
-  if (iter == m_isolatedWorlds.end())
-    return nullptr;
-  return iter->value->isContextInitialized() ? iter->value.get() : nullptr;
-}
-
 void WindowProxyManager::releaseGlobals(
     HashMap<DOMWrapperWorld*, v8::Local<v8::Object>>& map) {
   map.add(&m_windowProxy->world(), m_windowProxy->releaseGlobal());
   for (auto& entry : m_isolatedWorlds)
     map.add(&entry.value->world(),
             windowProxy(entry.value->world())->releaseGlobal());
 }
 
 void WindowProxyManager::setGlobals(
     const HashMap<DOMWrapperWorld*, v8::Local<v8::Object>>& map) {
   for (auto& entry : map)
     windowProxy(*entry.key)->setGlobal(entry.value);
 }
 
 WindowProxyManager::WindowProxyManager(Frame& frame)
     : m_frame(&frame),
       m_isolate(v8::Isolate::GetCurrent()),
       m_windowProxy(WindowProxy::create(m_isolate,
                                         &frame,
                                         DOMWrapperWorld::mainWorld())) {}
 
 }  // namespace blink