Fix arm64 compilation with clang.

src/utils.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_UTILS_H_
 #define V8_UTILS_H_
 
 #include <limits.h>
 #include <stdlib.h>
 #include <string.h>
@@ skipping 407 matching lines @@
   explicit EmbeddedVector(T initial_value) : Vector<T>(buffer_, kSize) {
     for (int i = 0; i < kSize; ++i) {
       buffer_[i] = initial_value;
     }
   }
 
   // When copying, make underlying Vector to reference our buffer.
   EmbeddedVector(const EmbeddedVector& rhs)
       : Vector<T>(rhs) {
     MemCopy(buffer_, rhs.buffer_, sizeof(T) * kSize);
-    set_start(buffer_);
+    this->set_start(buffer_);
   }
 
   EmbeddedVector& operator=(const EmbeddedVector& rhs) {
     if (this == &rhs) return *this;
     Vector<T>::operator=(rhs);
     MemCopy(buffer_, rhs.buffer_, sizeof(T) * kSize);
     this->set_start(buffer_);
     return *this;
   }
 
@@ skipping 1092 matching lines @@
   }
 
   *index = result;
   return true;
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_UTILS_H_