[turbofan] Allow deoptimization for JSToNumber operator.

src/compiler/node-properties-inl.h

 // Copyright 2013 the V8 project 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 V8_COMPILER_NODE_PROPERTIES_INL_H_
 #define V8_COMPILER_NODE_PROPERTIES_INL_H_
 
 #include "src/v8.h"
 
 #include "src/compiler/common-operator.h"
@@ skipping 126 matching lines @@
 // Miscellaneous predicates.
 
 inline bool NodeProperties::IsControl(Node* node) {
   return IrOpcode::IsControlOpcode(node->opcode());
 }
 
 
 // -----------------------------------------------------------------------------
 // Miscellaneous mutators.
 
+inline void NodeProperties::ReplaceContextInput(Node* node, Node* context) {
+  node->ReplaceInput(FirstContextIndex(node), context);
+}
+
 inline void NodeProperties::ReplaceControlInput(Node* node, Node* control) {
   node->ReplaceInput(FirstControlIndex(node), control);
 }
 
 inline void NodeProperties::ReplaceEffectInput(Node* node, Node* effect,
                                                int index) {
   DCHECK(index < node->op()->EffectInputCount());
   return node->ReplaceInput(FirstEffectIndex(node) + index, effect);
 }
 
@@ skipping 60 matching lines @@
   }
   return true;
 }
 
 
 }
 }
 }  // namespace v8::internal::compiler
 
 #endif  // V8_COMPILER_NODE_PROPERTIES_INL_H_