[wasm] Remove dangerous ByteArray::data accessor.

src/objects.h

 // Copyright 2015 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 <memory>
 
@@ skipping 4708 matching lines @@
 
 // ByteArray represents fixed sized byte arrays.  Used for the relocation info
 // that is attached to code objects.
 class ByteArray: public FixedArrayBase {
  public:
   inline int Size();
 
   // Setter and getter.
   inline byte get(int index);
   inline void set(int index, byte value);
-  inline const byte* data() const;
 
   // Copy in / copy out whole byte slices.
   inline void copy_out(int index, byte* buffer, int length);
   inline void copy_in(int index, const byte* buffer, int length);
 
   // Treat contents as an int array.
   inline int get_int(int index);
   inline void set_int(int index, int value);
 
   static int SizeFor(int length) {
@@ skipping 6666 matching lines @@
     }
     return value;
   }
 };
 
 
 }  // NOLINT, false-positive due to second-order macros.
 }  // NOLINT, false-positive due to second-order macros.
 
 #endif  // V8_OBJECTS_H_