1 files changed, 10 insertions, 6 deletions

diff --git a/src/3rdparty/webkit/JavaScriptCore/parser/Nodes.h b/src/3rdparty/webkit/JavaScriptCore/parser/Nodes.h
index be84c4a1b1..78521657fc 100644
--- a/src/3rdparty/webkit/JavaScriptCore/parser/Nodes.h
+++ b/src/3rdparty/webkit/JavaScriptCore/parser/Nodes.h
@@ -40,6 +40,7 @@ namespace JSC {
     class ArgumentListNode;
     class BytecodeGenerator;
     class FunctionBodyNode;
+    class Label;
     class PropertyListNode;
     class ReadModifyResolveNode;
     class RegisterID;
@@ -151,6 +152,9 @@ namespace JSC {
         virtual bool isCommaNode() const { return false; }
         virtual bool isSimpleArray() const { return false; }
         virtual bool isAdd() const { return false; }
+        virtual bool hasConditionContextCodegen() const { return false; }
+
+        virtual void emitBytecodeInConditionContext(BytecodeGenerator&, Label*, Label*, bool) { ASSERT_NOT_REACHED(); }
 
         virtual ExpressionNode* stripUnaryPlus() { return this; }
 
@@ -757,6 +761,7 @@ namespace JSC {
 
     protected:
         ExpressionNode* expr() { return m_expr; }
+        const ExpressionNode* expr() const { return m_expr; }
 
     private:
         virtual RegisterID* emitBytecode(BytecodeGenerator&, RegisterID* = 0);
@@ -788,6 +793,9 @@ namespace JSC {
     class LogicalNotNode : public UnaryOpNode {
     public:
         LogicalNotNode(JSGlobalData*, ExpressionNode*);
+    private:
+        void emitBytecodeInConditionContext(BytecodeGenerator&, Label* trueTarget, Label* falseTarget, bool fallThroughMeansTrue);
+        virtual bool hasConditionContextCodegen() const { return expr()->hasConditionContextCodegen(); }
     };
 
     class BinaryOpNode : public ExpressionNode {
@@ -952,6 +960,8 @@ namespace JSC {
 
     private:
         virtual RegisterID* emitBytecode(BytecodeGenerator&, RegisterID* = 0);
+        void emitBytecodeInConditionContext(BytecodeGenerator&, Label* trueTarget, Label* falseTarget, bool fallThroughMeansTrue);
+        virtual bool hasConditionContextCodegen() const { return true; }
 
         ExpressionNode* m_expr1;
         ExpressionNode* m_expr2;
@@ -1375,12 +1385,6 @@ namespace JSC {
 
         using ParserArenaRefCounted::operator new;
 
-        void adoptData(std::auto_ptr<ScopeNodeData> data)
-        {
-            ASSERT(!data->m_arena.contains(this));
-            ASSERT(!m_data);
-            m_data.adopt(data);
-        }
         ScopeNodeData* data() const { return m_data.get(); }
         void destroyData() { m_data.clear(); }