Deprecate the %IsConstructCall intrinsic completely.

src/runtime/runtime-function.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/runtime/runtime-utils.h"
 
 #include "src/accessors.h"
 #include "src/arguments.h"
 #include "src/compiler.h"
 #include "src/deoptimizer.h"
@@ skipping 584 matching lines @@
   HandleScope scope(isolate);
   DCHECK(args.length() == 1);
   CONVERT_ARG_HANDLE_CHECKED(Object, receiver, 0);
   if (receiver->IsNull() || receiver->IsUndefined()) {
     return isolate->global_proxy();
   }
   return *Object::ToObject(isolate, receiver).ToHandleChecked();
 }
 
 
-RUNTIME_FUNCTION(Runtime_IsConstructCall) {
-  HandleScope scope(isolate);
-  DCHECK(args.length() == 0);
-  JavaScriptFrameIterator it(isolate);
-  List<FrameSummary> frames(FLAG_max_inlining_levels + 1);
-  it.frame()->Summarize(&frames);
-  FrameSummary& summary = frames.last();
-  return isolate->heap()->ToBoolean(summary.is_constructor());
-}
-
-
 RUNTIME_FUNCTION(Runtime_IsFunction) {
   SealHandleScope shs(isolate);
   DCHECK(args.length() == 1);
   CONVERT_ARG_CHECKED(Object, obj, 0);
   return isolate->heap()->ToBoolean(obj->IsJSFunction());
 }
 
 
 RUNTIME_FUNCTION(Runtime_ThrowStrongModeTooFewArguments) {
   HandleScope scope(isolate);
   DCHECK(args.length() == 0);
   THROW_NEW_ERROR_RETURN_FAILURE(isolate,
                                  NewTypeError(MessageTemplate::kStrongArity));
 }
 
 }  // namespace internal
 }  // namespace v8