[crankshaft] Remove useless HCallJSFunction instruction.

src/crankshaft/hydrogen-instructions.cc

 // Copyright 2012 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/crankshaft/hydrogen-instructions.h"
 
 #include "src/base/bits.h"
 #include "src/base/safe_math.h"
 #include "src/crankshaft/hydrogen-infer-representation.h"
 #include "src/double.h"
@@ skipping 813 matching lines @@
     case HValue::kTypeofIsAndBranch:
     case HValue::kUnknownOSRValue:
     case HValue::kUseConst:
       return false;
 
     case HValue::kAdd:
     case HValue::kApplyArguments:
     case HValue::kBitwise:
     case HValue::kBoundsCheck:
     case HValue::kBranch:
-    case HValue::kCallJSFunction:
     case HValue::kCallRuntime:
     case HValue::kCallWithDescriptor:
     case HValue::kChange:
     case HValue::kCheckArrayBufferNotNeutered:
     case HValue::kCheckHeapObject:
     case HValue::kCheckInstanceType:
     case HValue::kCheckMapValue:
     case HValue::kCheckMaps:
     case HValue::kCheckSmi:
     case HValue::kCheckValue:
@@ skipping 54 matching lines @@
   return os << (kind() == BIND ? "bind" : "lookup") << " var[" << index()
             << "]";
 }
 
 
 std::ostream& HUnaryCall::PrintDataTo(std::ostream& os) const {  // NOLINT
   return os << NameOf(value()) << " #" << argument_count();
 }
 
 
-std::ostream& HCallJSFunction::PrintDataTo(std::ostream& os) const {  // NOLINT
-  return os << NameOf(function()) << " #" << argument_count();
-}
-
-
-HCallJSFunction* HCallJSFunction::New(Isolate* isolate, Zone* zone,
-                                      HValue* context, HValue* function,
-                                      int argument_count) {
-  bool has_stack_check = false;
-  if (function->IsConstant()) {
-    HConstant* fun_const = HConstant::cast(function);
-    Handle<JSFunction> jsfun =
-        Handle<JSFunction>::cast(fun_const->handle(isolate));
-    has_stack_check = !jsfun.is_null() &&
-        (jsfun->code()->kind() == Code::FUNCTION ||
-         jsfun->code()->kind() == Code::OPTIMIZED_FUNCTION);
-  }
-
-  return new (zone) HCallJSFunction(function, argument_count, has_stack_check);
-}
-
-
 std::ostream& HBinaryCall::PrintDataTo(std::ostream& os) const {  // NOLINT
   return os << NameOf(first()) << " " << NameOf(second()) << " #"
             << argument_count();
 }
 
 
 void HBoundsCheck::ApplyIndexChange() {
   if (skip_check()) return;
 
   DecompositionResult decomposition;
@@ skipping 3702 matching lines @@
     case HObjectAccess::kExternalMemory:
       os << "[external-memory]";
       break;
   }
 
   return os << "@" << access.offset();
 }
 
 }  // namespace internal
 }  // namespace v8