[es6] Perform the IsConstructor test in GetSuperConstructor.

src/compiler/linkage.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/compiler/linkage.h"
 
 #include "src/ast/scopes.h"
 #include "src/code-stubs.h"
 #include "src/compilation-info.h"
 #include "src/compiler/common-operator.h"
@@ skipping 133 matching lines @@
     // Most runtime functions need a FrameState. A few chosen ones that we know
     // not to call into arbitrary JavaScript, not to throw, and not to
     // deoptimize
     // are whitelisted here and can be called without a FrameState.
     case Runtime::kAbort:
     case Runtime::kAllocateInTargetSpace:
     case Runtime::kCreateIterResultObject:
     case Runtime::kDefineGetterPropertyUnchecked:  // TODO(jarin): Is it safe?
     case Runtime::kDefineSetterPropertyUnchecked:  // TODO(jarin): Is it safe?
     case Runtime::kGeneratorGetContinuation:
-    case Runtime::kGetSuperConstructor:
     case Runtime::kIsFunction:
     case Runtime::kNewClosure:
     case Runtime::kNewClosure_Tenured:
     case Runtime::kNewFunctionContext:
     case Runtime::kPushBlockContext:
     case Runtime::kPushCatchContext:
     case Runtime::kReThrow:
     case Runtime::kStringCompare:
     case Runtime::kStringEqual:
     case Runtime::kStringNotEqual:
     case Runtime::kStringLessThan:
     case Runtime::kStringLessThanOrEqual:
     case Runtime::kStringGreaterThan:
     case Runtime::kStringGreaterThanOrEqual:
     case Runtime::kToFastProperties:  // TODO(conradw): Is it safe?
     case Runtime::kTraceEnter:
     case Runtime::kTraceExit:
       return false;
 
     // Some inline intrinsics are also safe to call without a FrameState.
     case Runtime::kInlineCreateIterResultObject:
     case Runtime::kInlineFixedArrayGet:
     case Runtime::kInlineFixedArraySet:
     case Runtime::kInlineGeneratorClose:
     case Runtime::kInlineGeneratorGetInputOrDebugPos:
     case Runtime::kInlineGeneratorGetResumeMode:
-    case Runtime::kInlineGetSuperConstructor:
     case Runtime::kInlineIsArray:
     case Runtime::kInlineIsJSReceiver:
     case Runtime::kInlineIsRegExp:
     case Runtime::kInlineIsSmi:
     case Runtime::kInlineIsTypedArray:
       return false;
 
     default:
       break;
   }
@@ skipping 314 matching lines @@
     DCHECK(loc == regloc(kContextRegister, MachineType::AnyTagged()));
     return LinkageLocation::ForCalleeFrameSlot(Frame::kContextSlot,
                                                MachineType::AnyTagged());
   }
 }
 
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8