[turbofan] Drop broken StaticParameterTraits.

src/compiler/raw-machine-assembler.h

 // Copyright 2014 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_RAW_MACHINE_ASSEMBLER_H_
 #define V8_COMPILER_RAW_MACHINE_ASSEMBLER_H_
 
 #include "src/v8.h"
 
 #include "src/compiler/common-operator.h"
@@ skipping 39 matching lines @@
 
   Isolate* isolate() const { return zone()->isolate(); }
   Zone* zone() const { return graph()->zone(); }
   MachineOperatorBuilder* machine() { return &machine_; }
   CommonOperatorBuilder* common() { return &common_; }
   CallDescriptor* call_descriptor() const { return call_descriptor_; }
   size_t parameter_count() const { return machine_sig_->parameter_count(); }
   MachineSignature* machine_sig() const { return machine_sig_; }
 
   Node* UndefinedConstant() {
-    Unique<Object> unique = Unique<Object>::CreateImmovable(
+    Unique<HeapObject> unique = Unique<HeapObject>::CreateImmovable(
         isolate()->factory()->undefined_value());
     return NewNode(common()->HeapConstant(unique));
   }
 
   // Constants.
   Node* PointerConstant(void* value) {
     return IntPtrConstant(reinterpret_cast<intptr_t>(value));
   }
   Node* IntPtrConstant(intptr_t value) {
     // TODO(dcarney): mark generated code as unserializable if value != 0.
     return kPointerSize == 8 ? Int64Constant(value)
                              : Int32Constant(static_cast<int>(value));
   }
   Node* Int32Constant(int32_t value) {
     return NewNode(common()->Int32Constant(value));
   }
   Node* Int64Constant(int64_t value) {
     return NewNode(common()->Int64Constant(value));
   }
   Node* NumberConstant(double value) {
     return NewNode(common()->NumberConstant(value));
   }
   Node* Float32Constant(float value) {
     return NewNode(common()->Float32Constant(value));
   }
   Node* Float64Constant(double value) {
     return NewNode(common()->Float64Constant(value));
   }
-  Node* HeapConstant(Handle<Object> object) {
-    Unique<Object> val = Unique<Object>::CreateUninitialized(object);
+  Node* HeapConstant(Handle<HeapObject> object) {
+    Unique<HeapObject> val = Unique<HeapObject>::CreateUninitialized(object);
     return NewNode(common()->HeapConstant(val));
   }
 
   Node* Projection(int index, Node* a) {
     return NewNode(common()->Projection(index), a);
   }
 
   // Memory Operations.
   Node* Load(MachineType rep, Node* base) {
     return Load(rep, base, Int32Constant(0));
@@ skipping 337 matching lines @@
   BasicBlock* current_block_;
 
   DISALLOW_COPY_AND_ASSIGN(RawMachineAssembler);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_RAW_MACHINE_ASSEMBLER_H_