Add CustomElementState for Custom Elements v1

third_party/WebKit/Source/core/dom/Node.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 2285 matching lines @@
     DCHECK(isUserActionElement());
     return document().userActionElements().isHovered(this);
 }
 
 bool Node::isUserActionElementFocused() const
 {
     DCHECK(isUserActionElement());
     return document().userActionElements().isFocused(this);
 }
 
+void Node::setCustomElementState(CustomElementState newState)
+{
+    CustomElementState oldState = getCustomElementState();
+
+    switch (newState) {
+    case CustomElementState::Uncustomized:
+        NOTREACHED(); // Everything starts in this state
+        return;
+
+    case CustomElementState::Undefined:
+        DCHECK(CustomElementState::Uncustomized == oldState);
+        break;
+
+    case CustomElementState::Custom:
+        DCHECK(CustomElementState::Undefined == oldState);
+        break;
+    }
+
+    DCHECK(isHTMLElement());
+    DCHECK(V0Upgraded != getV0CustomElementState());

[yosin_UTC9, 2016/05/19 06:00:35]

nit: Use DCHECK_NE(getV0CustomElementState(), V0Upgraded);

+
+    setFlag(CustomElementFlag);
+    if (newState == CustomElementState::Custom)
+        setFlag(CustomElementCustomFlag);
+    DCHECK(newState == getCustomElementState());

[yosin_UTC9, 2016/05/19 06:00:35]

Use DCHECK_EQ(newState, getCustomElementState());

+
+    // TODO(kojii): Should fire pseudoStateChanged() when :defined selector is
+    // ready.
+    // toElement(this)->pseudoStateChanged(CSSSelector::PseudoDefined);
+}
+
 void Node::setV0CustomElementState(V0CustomElementState newState)
 {
     V0CustomElementState oldState = getV0CustomElementState();
 
     switch (newState) {
     case V0NotCustomElement:
         ASSERT_NOT_REACHED(); // Everything starts in this state
         return;
 
     case V0WaitingForUpgrade:
         DCHECK_EQ(V0NotCustomElement, oldState);
         break;
 
     case V0Upgraded:
         DCHECK_EQ(V0WaitingForUpgrade, oldState);
         break;
     }
 
     DCHECK(isHTMLElement() || isSVGElement());
+    DCHECK(CustomElementState::Custom != getCustomElementState());

[yosin_UTC9, 2016/05/19 06:00:35]

Use DCHECK_NE(CustomElementState::Custom, getCustomElementState())

     setFlag(V0CustomElementFlag);
     setFlag(newState == V0Upgraded, V0CustomElementUpgradedFlag);
 
     if (oldState == V0NotCustomElement || newState == V0Upgraded)
         toElement(this)->pseudoStateChanged(CSSSelector::PseudoUnresolved);
 }
 
 void Node::updateAssignmentForInsertedInto(ContainerNode* insertionPoint)
 {
     if (isShadowHost(insertionPoint)) {
@@ skipping 89 matching lines @@
 
 void showNodePath(const blink::Node* node)
 {
     if (node)
         node->showNodePathForThis();
     else
         fprintf(stderr, "Cannot showNodePath for (nil)\n");
 }
 
 #endif