diff -r 000000000000 -r 4f2f89ce4247 WebCore/bindings/js/JavaScriptCallFrame.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/bindings/js/JavaScriptCallFrame.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,115 @@
+/*
+ * Copyright (C) 2008 Apple 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:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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 "JavaScriptCallFrame.h"
+
+#include "JSDOMBinding.h"
+
+#if ENABLE(JAVASCRIPT_DEBUGGER) && USE(JSC)
+
+#include "PlatformString.h"
+#include <debugger/DebuggerCallFrame.h>
+#include <runtime/Completion.h>
+#include <runtime/JSGlobalObject.h>
+#include <runtime/JSLock.h>
+#include <runtime/JSObject.h>
+#include <runtime/JSValue.h>
+
+using namespace JSC;
+
+namespace WebCore {
+    
+JavaScriptCallFrame::JavaScriptCallFrame(const DebuggerCallFrame& debuggerCallFrame, PassRefPtr<JavaScriptCallFrame> caller, intptr_t sourceID, int line)
+    : m_debuggerCallFrame(debuggerCallFrame)
+    , m_caller(caller)
+    , m_sourceID(sourceID)
+    , m_line(line)
+    , m_isValid(true)
+{
+}
+
+JavaScriptCallFrame* JavaScriptCallFrame::caller()
+{
+    return m_caller.get();
+}
+
+const JSC::ScopeChainNode* JavaScriptCallFrame::scopeChain() const
+{
+    ASSERT(m_isValid);
+    if (!m_isValid)
+        return 0;
+    return m_debuggerCallFrame.scopeChain();
+}
+
+JSC::JSGlobalObject* JavaScriptCallFrame::dynamicGlobalObject() const
+{
+    ASSERT(m_isValid);
+    if (!m_isValid)
+        return 0;
+    return m_debuggerCallFrame.dynamicGlobalObject();
+}
+
+String JavaScriptCallFrame::functionName() const
+{
+    ASSERT(m_isValid);
+    if (!m_isValid)
+        return String();
+    UString functionName = m_debuggerCallFrame.calculatedFunctionName();
+    if (functionName.isEmpty())
+        return String();
+    return ustringToString(functionName);
+}
+
+DebuggerCallFrame::Type JavaScriptCallFrame::type() const
+{
+    ASSERT(m_isValid);
+    if (!m_isValid)
+        return DebuggerCallFrame::ProgramType;
+    return m_debuggerCallFrame.type();
+}
+
+JSObject* JavaScriptCallFrame::thisObject() const
+{
+    ASSERT(m_isValid);
+    if (!m_isValid)
+        return 0;
+    return m_debuggerCallFrame.thisObject();
+}
+
+// Evaluate some JavaScript code in the scope of this frame.
+JSValue JavaScriptCallFrame::evaluate(const UString& script, JSValue& exception) const
+{
+    ASSERT(m_isValid);
+    if (!m_isValid)
+        return jsNull();
+
+    JSLock lock(SilenceAssertionsOnly);
+    return m_debuggerCallFrame.evaluate(script, exception);
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(JAVASCRIPT_DEBUGGER)