[turbofan] Correctify JSToBoolean lowering.

src/compiler/simplified-operator-reducer.h

Index: src/compiler/simplified-operator-reducer.h
diff --git a/src/compiler/simplified-operator-reducer.h b/src/compiler/simplified-operator-reducer.h
index 8f6c9aa807185256a106b4e05b48c9e01a0e545d..1e565b8b137bb91278053fcc22778ecda1bee700 100644
--- a/src/compiler/simplified-operator-reducer.h
+++ b/src/compiler/simplified-operator-reducer.h
@@ -17,6 +17,7 @@ class Heap;
 namespace compiler {
 
 // Forward declarations.
+class CommonOperatorBuilder;
 class JSGraph;
 class MachineOperatorBuilder;
 
@@ -28,6 +29,8 @@ class SimplifiedOperatorReducer FINAL : public Reducer {
   Reduction Reduce(Node* node) FINAL;
 
  private:
+  Reduction ReduceAnyToBoolean(Node* node);
+
   Reduction Change(Node* node, const Operator* op, Node* a);
   Reduction ReplaceFloat64(double value);
   Reduction ReplaceInt32(int32_t value);
@@ -40,6 +43,7 @@ class SimplifiedOperatorReducer FINAL : public Reducer {
   Graph* graph() const;
   Factory* factory() const;
   JSGraph* jsgraph() const { return jsgraph_; }
+  CommonOperatorBuilder* common() const;
   MachineOperatorBuilder* machine() const;
   SimplifiedOperatorBuilder* simplified() { return &simplified_; }