Oilpan: have xml/ objects on the heap by default.

Source/core/xml/XPathPredicate.h

Index: Source/core/xml/XPathPredicate.h
diff --git a/Source/core/xml/XPathPredicate.h b/Source/core/xml/XPathPredicate.h
index ee04cd732de1d71a5360daa45c30ca1e8f03693e..d34752f27b0d2f396cb16a1795947a9a4cda788d 100644
--- a/Source/core/xml/XPathPredicate.h
+++ b/Source/core/xml/XPathPredicate.h
@@ -69,7 +69,7 @@ public:
     enum Opcode {
         OP_Add, OP_Sub, OP_Mul, OP_Div, OP_Mod
     };
-    NumericOp(Opcode, PassOwnPtrWillBeRawPtr<Expression> lhs, PassOwnPtrWillBeRawPtr<Expression> rhs);
+    NumericOp(Opcode, Expression* lhs, Expression* rhs);
 
 private:
     virtual Value evaluate(EvaluationContext&) const override;
@@ -81,7 +81,7 @@ private:
 class EqTestOp final : public Expression {
 public:
     enum Opcode { OpcodeEqual, OpcodeNotEqual, OpcodeGreaterThan, OpcodeLessThan, OpcodeGreaterOrEqual, OpcodeLessOrEqual };
-    EqTestOp(Opcode, PassOwnPtrWillBeRawPtr<Expression> lhs, PassOwnPtrWillBeRawPtr<Expression> rhs);
+    EqTestOp(Opcode, Expression* lhs, Expression* rhs);
     virtual Value evaluate(EvaluationContext&) const override;
 
 private:
@@ -94,7 +94,7 @@ private:
 class LogicalOp final : public Expression {
 public:
     enum Opcode { OP_And, OP_Or };
-    LogicalOp(Opcode, PassOwnPtrWillBeRawPtr<Expression> lhs, PassOwnPtrWillBeRawPtr<Expression> rhs);
+    LogicalOp(Opcode, Expression* lhs, Expression* rhs);
 
 private:
     virtual Value::Type resultType() const override { return Value::BooleanValue; }
@@ -110,11 +110,10 @@ private:
     virtual Value::Type resultType() const override { return Value::NodeSetValue; }
 };
 
-class Predicate final : public NoBaseWillBeGarbageCollected<Predicate> {
-    WTF_MAKE_NONCOPYABLE(Predicate); WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED(Predicate);
-    DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(Predicate);
+class Predicate final : public GarbageCollected<Predicate> {
+    WTF_MAKE_NONCOPYABLE(Predicate);
 public:
-    explicit Predicate(PassOwnPtrWillBeRawPtr<Expression>);
+    explicit Predicate(Expression*);
     DECLARE_TRACE();
 
     bool evaluate(EvaluationContext&) const;
@@ -122,10 +121,11 @@ public:
     bool isContextSizeSensitive() const { return m_expr->isContextSizeSensitive(); }
 
 private:
-    OwnPtrWillBeMember<Expression> m_expr;
+    Member<Expression> m_expr;
 };
 
-}
+} // namespace XPath
+
+} // namespace blink
 
-}
 #endif // XPathPredicate_h