AI 145796: Land the WebKit merge @r42026.

Automated import of CL 145796

1 files changed, 72 insertions, 0 deletions

diff --git a/WebCore/bindings/v8/WorkerScriptController.h b/WebCore/bindings/v8/WorkerScriptController.h
new file mode 100644
index 0000000..07e224c
--- /dev/null
+++ b/WebCore/bindings/v8/WorkerScriptController.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2009 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.
+ */
+
+#ifndef WorkerScriptController_h
+#define WorkerScriptController_h
+
+#if ENABLE(WORKERS)
+
+#include <wtf/OwnPtr.h>
+#include <wtf/Threading.h>
+
+namespace WebCore {
+
+    class ScriptSourceCode;
+    class ScriptValue;
+    class WorkerContext;
+    class WorkerContextExecutionProxy;
+
+    class WorkerScriptController {
+    public:
+        WorkerScriptController(WorkerContext*);
+        ~WorkerScriptController();
+
+        WorkerContextExecutionProxy* proxy() { return m_proxy.get(); }
+
+        ScriptValue evaluate(const ScriptSourceCode&);
+        ScriptValue evaluate(const ScriptSourceCode&, ScriptValue* exception);
+
+        void setException(ScriptValue);
+
+        void forbidExecution();
+
+    private:
+        WorkerContext* m_workerContext;
+        OwnPtr<WorkerContextExecutionProxy> m_proxy;
+
+        Mutex m_sharedDataMutex;
+        bool m_executionForbidden;
+    };
+
+} // namespace WebCore
+
+#endif // ENABLE(WORKERS)
+
+#endif // WorkerScriptController_h