Remove window.history

sky/engine/core/frame/LocalDOMWindow.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 35 matching lines @@
 #include "sky/engine/core/dom/Document.h"
 #include "sky/engine/core/dom/Element.h"
 #include "sky/engine/core/dom/ExceptionCode.h"
 #include "sky/engine/core/dom/ExecutionContext.h"
 #include "sky/engine/core/dom/RequestAnimationFrameCallback.h"
 #include "sky/engine/core/editing/Editor.h"
 #include "sky/engine/core/events/DOMWindowEventQueue.h"
 #include "sky/engine/core/events/EventListener.h"
 #include "sky/engine/core/events/HashChangeEvent.h"
 #include "sky/engine/core/events/PageTransitionEvent.h"
-#include "sky/engine/core/events/PopStateEvent.h"
 #include "sky/engine/core/frame/Console.h"
 #include "sky/engine/core/frame/DOMWindowLifecycleNotifier.h"
 #include "sky/engine/core/frame/FrameConsole.h"
 #include "sky/engine/core/frame/FrameHost.h"
 #include "sky/engine/core/frame/FrameView.h"
-#include "sky/engine/core/frame/History.h"
 #include "sky/engine/core/frame/LocalFrame.h"
 #include "sky/engine/core/frame/Location.h"
 #include "sky/engine/core/frame/Screen.h"
 #include "sky/engine/core/frame/Settings.h"
 #include "sky/engine/core/html/HTMLDocument.h"
 #include "sky/engine/core/inspector/ConsoleMessage.h"
 #include "sky/engine/core/inspector/ConsoleMessageStorage.h"
 #include "sky/engine/core/inspector/InspectorTraceEvents.h"
 #include "sky/engine/core/loader/FrameLoaderClient.h"
 #include "sky/engine/core/page/Chrome.h"
@@ skipping 190 matching lines @@
 void LocalDOMWindow::dispatchWindowLoadEvent()
 {
     ASSERT(!EventDispatchForbiddenScope::isEventDispatchForbidden());
     dispatchLoadEvent();
 }
 
 void LocalDOMWindow::documentWasClosed()
 {
     dispatchWindowLoadEvent();
     enqueuePageshowEvent(PageshowEventNotPersisted);
-    if (m_pendingStateObject)
-        enqueuePopstateEvent(m_pendingStateObject.release());
 }
 
 void LocalDOMWindow::enqueuePageshowEvent(PageshowEventPersistence persisted)
 {
     // FIXME: https://bugs.webkit.org/show_bug.cgi?id=36334 Pageshow event needs to fire asynchronously.
     // As per spec pageshow must be triggered asynchronously.
     // However to be compatible with other browsers blink fires pageshow synchronously.
     dispatchEvent(PageTransitionEvent::create(EventTypeNames::pageshow, persisted), m_document.get());
 }
 
 void LocalDOMWindow::enqueueHashchangeEvent(const String& oldURL, const String& newURL)
 {
     enqueueWindowEvent(HashChangeEvent::create(oldURL, newURL));
 }
 
-void LocalDOMWindow::enqueuePopstateEvent(PassRefPtr<SerializedScriptValue> stateObject)
-{
-    // FIXME: https://bugs.webkit.org/show_bug.cgi?id=36202 Popstate event needs to fire asynchronously
-    dispatchEvent(PopStateEvent::create(stateObject, &history()));
-}
-
-void LocalDOMWindow::statePopped(PassRefPtr<SerializedScriptValue> stateObject)
-{
-    if (!frame())
-        return;
-
-    // Per step 11 of section 6.5.9 (history traversal) of the HTML5 spec, we
-    // defer firing of popstate until we're in the complete state.
-    if (document()->isLoadCompleted())
-        enqueuePopstateEvent(stateObject);
-    else
-        m_pendingStateObject = stateObject;
-}
-
 LocalDOMWindow::~LocalDOMWindow()
 {
     ASSERT(m_hasBeenReset);
     reset();
 
 #if ENABLE(OILPAN)
     // Oilpan: the frame host and document objects are
     // also garbage collected; cannot notify these
     // when removing event listeners.
     removeAllEventListenersInternal(DoNotBroadcastListenerRemoval);
@@ skipping 78 matching lines @@
 {
     willDestroyDocumentInFrame();
     resetDOMWindowProperties();
 }
 
 void LocalDOMWindow::resetDOMWindowProperties()
 {
     m_properties.clear();
 
     m_screen = nullptr;
-    m_history = nullptr;
     m_console = nullptr;
     m_location = nullptr;
     m_media = nullptr;
 #if ENABLE(ASSERT)
     m_hasBeenReset = true;
 #endif
 }
 
 int LocalDOMWindow::orientation() const
 {
     ASSERT(RuntimeEnabledFeatures::orientationEventEnabled());
 
     int orientation = screenOrientationAngle(m_frame->view());
     // For backward compatibility, we want to return a value in the range of
     // [-90; 180] instead of [0; 360[ because window.orientation used to behave
     // like that in WebKit (this is a WebKit proprietary API).
     if (orientation == 270)
         return -90;
     return orientation;
 }
 
 Screen& LocalDOMWindow::screen() const
 {
     if (!m_screen)
         m_screen = Screen::create(m_frame);
     return *m_screen;
 }
 
-History& LocalDOMWindow::history() const
-{
-    if (!m_history)
-        m_history = History::create(m_frame);
-    return *m_history;
-}
-
 Console& LocalDOMWindow::console() const
 {
     if (!m_console)
         m_console = Console::create(m_frame);
     return *m_console;
 }
 
 FrameConsole* LocalDOMWindow::frameConsole() const
 {
     return &m_frame->console();
@@ skipping 321 matching lines @@
 {
     return static_cast<DOMWindowLifecycleNotifier&>(LifecycleContext<LocalDOMWindow>::lifecycleNotifier());
 }
 
 PassOwnPtr<LifecycleNotifier<LocalDOMWindow> > LocalDOMWindow::createLifecycleNotifier()
 {
     return DOMWindowLifecycleNotifier::create(this);
 }
 
 } // namespace blink