Import Dart bindings as of Blink r188698. This merely copies the files over and does not attach any…

sky/engine/bindings-dart/core/dart/DartDOMData.cpp

+/*
+ * Copyright (C) 2012 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "bindings/core/dart/DartDOMData.h"
+
+#include "bindings/core/dart/DartApplicationLoader.h"
+#include "bindings/core/dart/ThreadSafeDartIsolateWrapper.h"
+#include "core/dom/ExecutionContext.h"
+
+namespace blink {
+
+DartDOMData::DartDOMData(ExecutionContext* context, const char* scriptURL, bool isDOMEnabled)
+    : m_scriptURL(strdup(scriptURL))
+    , m_scriptExecutionContext(context)
+    , m_isDOMEnabled(isDOMEnabled)
+    , m_recursion(0)
+    , m_stringCache()
+    , m_threadSafeIsolateWrapper()
+    , m_isolateWrapperMutex()
+    , m_applicationLoader()
+    , m_applicationSnapshot()
+    , m_reachableWeakHandle(0)
+    , m_objectMap()
+    , m_messagePortMap()
+    , m_isolateDestructionObservers()
+    , m_customElementBindings()
+    , m_classHandleCache()
+    , m_libraryHandleCache()
+    , m_functionType(0)
+    , m_currentException(0)
+    , m_rootScriptState(0)
+    , m_weakReferenceSetForRootMap(0)
+    , m_documentWeakReferenceSet(0)
+    , m_weakReferenceSetBuilder(0)
+    , m_isObservatoryFakeDartDOMData(false)
+{
+}
+
+DartDOMData::~DartDOMData()
+{
+    ASSERT(m_objectMap.isEmpty());
+    ASSERT(m_messagePortMap.isEmpty());
+
+    free(m_scriptURL);
+    setApplicationLoader(nullptr);
+}
+
+DartDOMData* DartDOMData::current()
+{
+    ASSERT(Dart_CurrentIsolate());
+    return static_cast<DartDOMData*>(Dart_CurrentIsolateData());
+}
+
+void DartDOMData::setApplicationLoader(PassRefPtr<DartApplicationLoader> applicationLoader)
+{
+    ASSERT(!m_applicationLoader || !applicationLoader);
+    m_applicationLoader = applicationLoader;
+}
+
+PassRefPtr<DartApplicationLoader> DartDOMData::applicationLoader()
+{
+    ASSERT(m_applicationLoader);
+    return m_applicationLoader;
+}
+
+void DartDOMData::setThreadSafeIsolateWrapper(PassRefPtr<ThreadSafeDartIsolateWrapper> threadSafeIsolateWrapper)
+{
+    ASSERT(!m_threadSafeIsolateWrapper);
+    MutexLocker locker(m_isolateWrapperMutex);
+    m_threadSafeIsolateWrapper = threadSafeIsolateWrapper;
+}
+
+PassRefPtr<ThreadSafeDartIsolateWrapper> DartDOMData::threadSafeIsolateWrapper()
+{
+    ASSERT(m_threadSafeIsolateWrapper);
+    MutexLocker locker(m_isolateWrapperMutex);
+    return m_threadSafeIsolateWrapper;
+}
+
+void DartDOMData::addCustomElementBinding(CustomElementDefinition* definition, PassOwnPtr<DartCustomElementBinding> binding)
+{
+    ASSERT(!m_customElementBindings.contains(definition));
+    m_customElementBindings.add(definition, binding);
+}
+
+void DartDOMData::clearCustomElementBinding(CustomElementDefinition* definition)
+{
+    DartCustomElementBindingMap::iterator it = m_customElementBindings.find(definition);
+    ASSERT(it != m_customElementBindings.end());
+    m_customElementBindings.remove(it);
+}
+
+DartCustomElementBinding* DartDOMData::customElementBinding(CustomElementDefinition* definition)
+{
+    DartCustomElementBindingMap::const_iterator it = m_customElementBindings.find(definition);
+    if (it == m_customElementBindings.end())
+        return 0;
+    return it->value.get();
+}
+
+Dart_PersistentHandle DartDOMData::getLibrary(int libraryId, const char* name)
+{
+    Dart_Handle lib = Dart_LookupLibrary(Dart_NewStringFromCString(name));
+    ASSERT(!Dart_IsError(lib));
+    Dart_PersistentHandle persistentLib = Dart_NewPersistentHandle(lib);
+    m_libraryHandleCache[libraryId] = persistentLib;
+    return persistentLib;
+}
+
+}