Fix String16's move constructor

src/inspector/string-16.h

 // Copyright 2016 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_INSPECTOR_STRING16_H_
 #define V8_INSPECTOR_STRING16_H_
 
 #include <stdint.h>
 #include <cctype>
 #include <climits>
 #include <cstring>
 #include <string>
 #include <vector>
 
 namespace v8_inspector {
 
 using UChar = uint16_t;
 
 class String16 {
  public:
   static const size_t kNotFound = static_cast<size_t>(-1);
 
   String16() {}
   String16(const String16& other)
       : m_impl(other.m_impl), hash_code(other.hash_code) {}
-  String16(const String16&& other)
+  String16(String16&& other)
       : m_impl(std::move(other.m_impl)), hash_code(other.hash_code) {}
   String16(const UChar* characters, size_t size) : m_impl(characters, size) {}
   String16(const UChar* characters)  // NOLINT(runtime/explicit)
       : m_impl(characters) {}
   String16(const char* characters)  // NOLINT(runtime/explicit)
       : String16(characters, std::strlen(characters)) {}
   String16(const char* characters, size_t size) {
     m_impl.resize(size);
     for (size_t i = 0; i < size; ++i) m_impl[i] = characters[i];
   }
@@ skipping 120 matching lines @@
   std::size_t operator()(const v8_inspector::String16& string) const {
     return string.hash();
   }
 };
 
 }  // namespace std
 
 #endif  // !defined(__APPLE__) || defined(_LIBCPP_VERSION)
 
 #endif  // V8_INSPECTOR_STRING16_H_