bindings: Use Maybe version of v8::String::NewFromUtf8()

Source/bindings/core/v8/ScriptValueSerializer.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "bindings/core/v8/ScriptValueSerializer.h"
 
 #include "bindings/core/v8/V8ArrayBuffer.h"
 #include "bindings/core/v8/V8ArrayBufferView.h"
 #include "bindings/core/v8/V8Blob.h"
@@ skipping 1255 matching lines @@
     return true;
 }
 
 bool SerializedScriptValueReader::readString(v8::Local<v8::Value>* value)
 {
     uint32_t length;
     if (!doReadUint32(&length))
         return false;
     if (m_position + length > m_length)
         return false;
-    *value = v8::String::NewFromUtf8(isolate(), reinterpret_cast<const char*>(m_buffer + m_position), v8::String::kNormalString, length);
+    *value = v8AtomicString(isolate(), reinterpret_cast<const char*>(m_buffer + m_position), length);
     m_position += length;
     return true;
 }
 
 bool SerializedScriptValueReader::readUCharString(v8::Local<v8::Value>* value)
 {
     uint32_t length;
     if (!doReadUint32(&length) || (length & 1))
         return false;
     if (m_position + length > m_length)
@@ skipping 594 matching lines @@
         return false;
     uint32_t objectReference = m_openCompositeReferenceStack[m_openCompositeReferenceStack.size() - 1];
     m_openCompositeReferenceStack.shrink(m_openCompositeReferenceStack.size() - 1);
     if (objectReference >= m_objectPool.size())
         return false;
     *object = m_objectPool[objectReference];
     return true;
 }
 
 } // namespace blink