[turbofan] Rename "original constructor" to "new target".

src/frames.h

 // 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.
 
 #ifndef V8_FRAMES_H_
 #define V8_FRAMES_H_
 
 #include "src/allocation.h"
 #include "src/handles.h"
 #include "src/safepoint-table.h"
@@ skipping 144 matching lines @@
   // FP-relative.
   static const int kCodeOffset = StandardFrameConstants::kExpressionsOffset;
 };
 
 
 class ConstructFrameConstants : public AllStatic {
  public:
   // FP-relative.
   static const int kImplicitReceiverOffset =
       StandardFrameConstants::kExpressionsOffset - 4 * kPointerSize;
-  static const int kOriginalConstructorOffset =
+  static const int kNewTargetOffset =
       StandardFrameConstants::kExpressionsOffset - 3 * kPointerSize;
   static const int kLengthOffset =
       StandardFrameConstants::kExpressionsOffset - 2 * kPointerSize;
   static const int kAllocationSiteOffset =
       StandardFrameConstants::kExpressionsOffset - 1 * kPointerSize;
   static const int kCodeOffset =
       StandardFrameConstants::kExpressionsOffset - 0 * kPointerSize;
 
   static const int kFrameSize =
       StandardFrameConstants::kFixedFrameSize + 5 * kPointerSize;
@@ skipping 400 matching lines @@
   // Debugger access.
   void SetParameterValue(int index, Object* value) const;
 
   // Check if this frame is a constructor frame invoked through 'new'.
   bool IsConstructor() const;
 
   // Determines whether this frame includes inlined activations. To get details
   // about the inlined frames use {GetFunctions} and {Summarize}.
   bool HasInlinedFrames() const;
 
-  // Returns the original constructor function that was used in the constructor
-  // call to this frame. Note that this is only valid on constructor frames.
-  Object* GetOriginalConstructor() const;
+  // Returns the new target function that was used in the constructor call to
+  // this frame. Note that this is only valid on constructor frames.
+  Object* GetNewTarget() const;
 
   // Check if this frame has "adapted" arguments in the sense that the
   // actual passed arguments are available in an arguments adaptor
   // frame below it on the stack.
   inline bool has_adapted_arguments() const;
   int GetArgumentsLength() const;
 
   // Garbage collection support.
   void Iterate(ObjectVisitor* v) const override;
 
@@ skipping 359 matching lines @@
 
 
 // Reads all frames on the current stack and copies them into the current
 // zone memory.
 Vector<StackFrame*> CreateStackMap(Isolate* isolate, Zone* zone);
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_FRAMES_H_