[runtime] [proxy] removing JSFunctionProxy and related code.

src/factory.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/factory.h"
 
 #include "src/allocation-site-scopes.h"
 #include "src/base/bits.h"
 #include "src/bootstrapper.h"
 #include "src/conversions.h"
@@ skipping 1933 matching lines @@
   Handle<Map> map(isolate()->proxy_function()->initial_map());
   DCHECK(map->prototype()->IsNull());
   Handle<JSProxy> result = New<JSProxy>(map, NEW_SPACE);
   result->set_target(*target);
   result->set_handler(*handler);
   result->set_hash(*undefined_value(), SKIP_WRITE_BARRIER);
   return result;
 }
 
 
-Handle<JSProxy> Factory::NewJSFunctionProxy(Handle<JSReceiver> target,
-                                            Handle<JSReceiver> handler,
-                                            Handle<JSReceiver> call_trap,
-                                            Handle<Object> construct_trap,
-                                            Handle<Object> prototype) {
-  // Allocate map.
-  // TODO(rossberg): Once we optimize proxies, think about a scheme to share
-  // maps. Will probably depend on the identity of the handler object, too.
-  Handle<Map> map = NewMap(JS_FUNCTION_PROXY_TYPE, JSFunctionProxy::kSize);
-  Map::SetPrototype(map, prototype);
-  map->set_is_callable();
-  map->set_is_constructor(construct_trap->IsCallable());
-
-  // Allocate the proxy object.
-  Handle<JSFunctionProxy> result = New<JSFunctionProxy>(map, NEW_SPACE);
-  result->set_target(*target);
-  result->set_handler(*handler);
-  result->set_hash(*undefined_value(), SKIP_WRITE_BARRIER);
-  result->set_call_trap(*call_trap);
-  result->set_construct_trap(*construct_trap);
-  return result;
-}
-
-
 Handle<JSGlobalProxy> Factory::NewUninitializedJSGlobalProxy() {
   // Create an empty shell of a JSGlobalProxy that needs to be reinitialized
   // via ReinitializeJSGlobalProxy later.
   Handle<Map> map = NewMap(JS_GLOBAL_PROXY_TYPE, JSGlobalProxy::kSize);
   // Maintain invariant expected from any JSGlobalProxy.
   map->set_is_access_check_needed(true);
   CALL_HEAP_FUNCTION(
       isolate(), isolate()->heap()->AllocateJSObjectFromMap(*map, NOT_TENURED),
       JSGlobalProxy);
 }
@@ skipping 345 matching lines @@
 }
 
 
 Handle<Object> Factory::ToBoolean(bool value) {
   return value ? true_value() : false_value();
 }
 
 
 }  // namespace internal
 }  // namespace v8