Revert of Revert of Revert of Reland factor out window proxy management

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 "config.h"
-#include "bindings/core/v8/WindowProxyManager.h"
-
-#include "bindings/core/v8/DOMWrapperWorld.h"
-#include "bindings/core/v8/WindowProxy.h"
-#include "core/frame/Frame.h"
-
-namespace blink {
-
-PassOwnPtrWillBeRawPtr<WindowProxyManager> WindowProxyManager::create(Frame* frame)
-{
-    return adoptPtrWillBeNoop(new WindowProxyManager(frame));
-}
-
-WindowProxyManager::~WindowProxyManager()
-{
-}
-
-void WindowProxyManager::trace(Visitor* visitor)
-{
-#if ENABLE(OILPAN)
-    visitor->trace(m_frame);
-    visitor->trace(m_windowProxy);
-    visitor->trace(m_isolatedWorlds);
-#endif
-}
-
-WindowProxy* WindowProxyManager::windowProxy(DOMWrapperWorld& world)
-{
-    WindowProxy* windowProxy = nullptr;
-    if (world.isMainWorld()) {
-        windowProxy = m_windowProxy.get();
-    } else {
-        IsolatedWorldMap::iterator iter = m_isolatedWorlds.find(world.worldId());
-        if (iter != m_isolatedWorlds.end()) {
-            windowProxy = iter->value.get();
-        } else {
-            OwnPtrWillBeRawPtr<WindowProxy> isolatedWorldWindowProxy = WindowProxy::create(m_frame, world, m_isolate);
-            windowProxy = isolatedWorldWindowProxy.get();
-            m_isolatedWorlds.set(world.worldId(), isolatedWorldWindowProxy.release());
-        }
-    }
-    return windowProxy;
-}
-
-void WindowProxyManager::clearForClose()
-{
-    m_windowProxy->clearForClose();
-    for (auto& entry : m_isolatedWorlds)
-        entry.value->clearForClose();
-}
-
-void WindowProxyManager::clearForNavigation()
-{
-    m_windowProxy->clearForNavigation();
-    for (auto& entry : m_isolatedWorlds)
-        entry.value->clearForNavigation();
-}
-
-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::collectIsolatedContexts(Vector<std::pair<ScriptState*, SecurityOrigin*>>& result)
-{
-    for (auto& entry : m_isolatedWorlds) {
-        WindowProxy* isolatedWorldWindowProxy = entry.value.get();
-        SecurityOrigin* origin = isolatedWorldWindowProxy->world().isolatedWorldSecurityOrigin();
-        if (!isolatedWorldWindowProxy->isContextInitialized())
-            continue;
-        result.append(std::make_pair(isolatedWorldWindowProxy->scriptState(), origin));
-    }
-}
-
-void WindowProxyManager::setWorldDebugId(int worldId, int debuggerId)
-{
-    ASSERT(debuggerId > 0);
-    bool isMainWorld = worldId == MainWorldId;
-    WindowProxy* windowProxy = nullptr;
-    if (isMainWorld) {
-        windowProxy = m_windowProxy.get();
-    } else {
-        IsolatedWorldMap::iterator iter = m_isolatedWorlds.find(worldId);
-        if (iter != m_isolatedWorlds.end())
-            windowProxy = iter->value.get();
-    }
-    if (!windowProxy || !windowProxy->isContextInitialized())
-        return;
-    v8::HandleScope scope(m_isolate);
-    v8::Local<v8::Context> context = windowProxy->context();
-    const char* worldName = isMainWorld ? "page" : "injected";
-    V8PerContextDebugData::setContextDebugData(context, worldName, debuggerId);
-}
-
-WindowProxyManager::WindowProxyManager(Frame* frame)
-    : m_frame(frame)
-    , m_isolate(v8::Isolate::GetCurrent())
-    , m_windowProxy(WindowProxy::create(frame, DOMWrapperWorld::mainWorld(), m_isolate))
-{
-}
-
-} // namespace blink