[turbofan] Drop broken StaticParameterTraits.

test/cctest/compiler/codegen-tester.cc

 // 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.
 
 #include "src/v8.h"
 
 #include "src/compiler/generic-node-inl.h"
 #include "test/cctest/cctest.h"
 #include "test/cctest/compiler/codegen-tester.h"
 #include "test/cctest/compiler/value-helper.h"
@@ skipping 459 matching lines @@
 
 
 TEST(RunHeapConstant) {
   RawMachineAssemblerTester<Object*> m;
   m.Return(m.StringConstant("empty"));
   m.CheckString("empty", m.Call());
 }
 
 
 TEST(RunHeapNumberConstant) {
-  RawMachineAssemblerTester<Object*> m;
-  Handle<Object> number = m.isolate()->factory()->NewHeapNumber(100.5);
+  RawMachineAssemblerTester<HeapObject*> m;
+  Handle<HeapObject> number = m.isolate()->factory()->NewHeapNumber(100.5);
   m.Return(m.HeapConstant(number));
-  Object* result = m.Call();
+  HeapObject* result = m.Call();
   CHECK_EQ(result, *number);
 }
 
 
 TEST(RunParam1) {
   RawMachineAssemblerTester<int32_t> m(kMachInt32);
   m.Return(m.Parameter(0));
 
   FOR_INT32_INPUTS(i) {
     int32_t result = m.Call(*i);
@@ skipping 74 matching lines @@
   {
     RawMachineAssemblerTester<int32_t> m;
     Float64BinopTester bt(&m);
     bt.AddReturn(bt.param1);
 
     FOR_FLOAT64_INPUTS(i) { CHECK_EQ(*i, bt.call(-11.25, *i)); }
   }
 }
 
 #endif  // V8_TURBOFAN_TARGET