Add Element.attachShadow under the ShadowDOMV1 runtime flag

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

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Peter Kelly (pmk@post.com)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012, 2013 Apple Inc. All rights reserved.
  *           (C) 2007 Eric Seidel (eric@webkit.org)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 1900 matching lines @@
 {
     OriginsUsingFeatures::countMainWorldOnly(scriptState, document(), OriginsUsingFeatures::Feature::ElementCreateShadowRoot);
     ShadowRoot* root = shadowRoot();
     if (root && (root->type() == ShadowRootType::Open || root->type() == ShadowRootType::Closed)) {
         exceptionState.throwDOMException(InvalidStateError, "Shadow root cannot be created on a host which already hosts this type of shadow tree.");
         return nullptr;
     }
     return createShadowRootInternal(ShadowRootType::OpenByDefault, exceptionState);
 }
 
-PassRefPtrWillBeRawPtr<ShadowRoot> Element::createShadowRoot(const ScriptState* scriptState, const ShadowRootInit& shadowRootInitDict, ExceptionState& exceptionState)
+PassRefPtrWillBeRawPtr<ShadowRoot> Element::attachShadow(const ScriptState* scriptState, const ShadowRootInit& shadowRootInitDict, ExceptionState& exceptionState)
 {
     ASSERT(RuntimeEnabledFeatures::shadowDOMV1Enabled());
-    UseCounter::count(document(), UseCounter::ElementCreateShadowRootWithParameter);
 
-    OriginsUsingFeatures::countMainWorldOnly(scriptState, document(), OriginsUsingFeatures::Feature::ElementCreateShadowRoot);
+    OriginsUsingFeatures::countMainWorldOnly(scriptState, document(), OriginsUsingFeatures::Feature::ElementAttachShadow);
 
     if (shadowRootInitDict.hasMode() && shadowRoot()) {
         exceptionState.throwDOMException(InvalidStateError, "Shadow root cannot be created on a host which already hosts a shadow tree.");
         return nullptr;
     }
 
     ShadowRootType type = ShadowRootType::OpenByDefault;
     if (shadowRootInitDict.hasMode())
         type = shadowRootInitDict.mode() == "open" ? ShadowRootType::Open : ShadowRootType::Closed;
 
     if (type == ShadowRootType::Closed) {
         if (!RuntimeEnabledFeatures::shadowRootClosedModeEnabled()) {
             exceptionState.throwDOMException(NotSupportedError, "Closed shadow root is not supported yet.");
             return nullptr;
         }
-        UseCounter::count(document(), UseCounter::ElementCreateShadowRootClosed);
+        UseCounter::count(document(), UseCounter::ElementAttachShadowClosed);
     } else if (type == ShadowRootType::Open) {
-        UseCounter::count(document(), UseCounter::ElementCreateShadowRootOpen);
+        UseCounter::count(document(), UseCounter::ElementAttachShadowOpen);
     }
 
     RefPtrWillBeRawPtr<ShadowRoot> shadowRoot = createShadowRootInternal(type, exceptionState);
 
     if (shadowRootInitDict.hasDelegatesFocus())
         shadowRoot->setDelegatesFocus(shadowRootInitDict.delegatesFocus());
 
     return shadowRoot.release();
 }
 
@@ skipping 1609 matching lines @@
 {
 #if ENABLE(OILPAN)
     if (hasRareData())
         visitor->trace(elementRareData());
     visitor->trace(m_elementData);
 #endif
     ContainerNode::trace(visitor);
 }
 
 } // namespace blink