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Unified Diff: third_party/WebKit/Source/bindings/core/v8/ActiveScriptWrappable.h

Issue 1805843002: [v8 gc] Introduce a base class for all objects that can have pending activity (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: updates Created 4 years, 9 months ago
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Index: third_party/WebKit/Source/bindings/core/v8/ActiveScriptWrappable.h
diff --git a/third_party/WebKit/Source/bindings/core/v8/ActiveScriptWrappable.h b/third_party/WebKit/Source/bindings/core/v8/ActiveScriptWrappable.h
new file mode 100644
index 0000000000000000000000000000000000000000..aab62ffe582846471e05607dd8a09c861cb5d8c3
--- /dev/null
+++ b/third_party/WebKit/Source/bindings/core/v8/ActiveScriptWrappable.h
@@ -0,0 +1,38 @@
+// Copyright 2016 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.
+
+#ifndef ActiveScriptWrappable_h
+#define ActiveScriptWrappable_h
+
+#include "core/CoreExport.h"
+#include "wtf/Noncopyable.h"
+
+namespace blink {
+
+class ScriptWrappable;
+
+/**
+ * Classes deriving from ActiveScriptWrappable will be registered in a
+ * thread-specific list. They keep their wrappers and dependant objects alive
+ * as long as they have pending activity.
+ */
+class CORE_EXPORT ActiveScriptWrappable {
+ WTF_MAKE_NONCOPYABLE(ActiveScriptWrappable);
+public:
+ explicit ActiveScriptWrappable(ScriptWrappable*);
+
+ virtual bool hasPendingActivity() const = 0;
+
+ ScriptWrappable* toScriptWrappable() const;
+
+protected:
+ virtual ~ActiveScriptWrappable();
+
+private:
+ ScriptWrappable* m_scriptWrappable;
+};
+
+} // namespace blink
+
+#endif // ActiveScriptWrappable_h

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