[runtime] Fix ES6 9.2.1 [[Call]] when encountering a classConstructor.

src/objects.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_OBJECTS_H_
 #define V8_OBJECTS_H_
 
 #include <iosfwd>
 
 #include "src/allocation.h"
@@ skipping 7027 matching lines @@
   static const int kStrongModeBitWithinByte =
       (kStrongModeFunction + kCompilerHintsSmiTagSize) % kBitsPerByte;
 
   static const int kNativeBitWithinByte =
       (kNative + kCompilerHintsSmiTagSize) % kBitsPerByte;
 
   static const int kBoundBitWithinByte =
       (kBoundFunction + kCompilerHintsSmiTagSize) % kBitsPerByte;
 
 #if defined(V8_TARGET_LITTLE_ENDIAN)
-  static const int kStrictModeByteOffset = kCompilerHintsOffset +
+  static const int kStrictModeByteOffset =
+      kCompilerHintsOffset +
       (kStrictModeFunction + kCompilerHintsSmiTagSize) / kBitsPerByte;
   static const int kStrongModeByteOffset =
       kCompilerHintsOffset +
       (kStrongModeFunction + kCompilerHintsSmiTagSize) / kBitsPerByte;
-  static const int kNativeByteOffset = kCompilerHintsOffset +
+  static const int kNativeByteOffset =
+      kCompilerHintsOffset +
       (kNative + kCompilerHintsSmiTagSize) / kBitsPerByte;
   static const int kBoundByteOffset =
       kCompilerHintsOffset +
       (kBoundFunction + kCompilerHintsSmiTagSize) / kBitsPerByte;
+  static const int kIsArrowByteOffset =
+      kCompilerHintsOffset +
+      (kIsArrow + kCompilerHintsSmiTagSize) / kBitsPerByte;
 #elif defined(V8_TARGET_BIG_ENDIAN)
-  static const int kStrictModeByteOffset = kCompilerHintsOffset +
-      (kCompilerHintsSize - 1) -
+  static const int kStrictModeByteOffset =
+      kCompilerHintsOffset + (kCompilerHintsSize - 1) -
       ((kStrictModeFunction + kCompilerHintsSmiTagSize) / kBitsPerByte);
   static const int kStrongModeByteOffset =
       kCompilerHintsOffset + (kCompilerHintsSize - 1) -
       ((kStrongModeFunction + kCompilerHintsSmiTagSize) / kBitsPerByte);
-  static const int kNativeByteOffset = kCompilerHintsOffset +
-      (kCompilerHintsSize - 1) -
+  static const int kNativeByteOffset =
+      kCompilerHintsOffset + (kCompilerHintsSize - 1) -
       ((kNative + kCompilerHintsSmiTagSize) / kBitsPerByte);
   static const int kBoundByteOffset =
       kCompilerHintsOffset + (kCompilerHintsSize - 1) -
       ((kBoundFunction + kCompilerHintsSmiTagSize) / kBitsPerByte);
+  static const int kIsArrowByteOffset =
+      kCompilerHintsOffset + (kCompilerHintsSize - 1) -
+      ((kIsArrow + kCompilerHintsSmiTagSize) / kBitsPerByte);
 #else
 #error Unknown byte ordering
 #endif
 
  private:
   // Returns entry from optimized code map for specified context and OSR entry.
   // The result is either kNotFound, kSharedCodeIndex for context-independent
   // entry or a start index of the context-dependent entry.
   int SearchOptimizedCodeMapEntry(Context* native_context,
                                   BailoutId osr_ast_id);
@@ skipping 3705 matching lines @@
   // (elements + properties) in the current level.
   int levelLength_;
 
   DISALLOW_COPY_AND_ASSIGN(KeyAccumulator);
 };
 
 }  // NOLINT, false-positive due to second-order macros.
 }  // NOLINT, false-positive due to second-order macros.
 
 #endif  // V8_OBJECTS_H_