Move fromJSONString to V8Binding

third_party/WebKit/Source/modules/push_messaging/PushMessageData.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 "modules/push_messaging/PushMessageData.h"
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/V8Binding.h"
 #include "bindings/modules/v8/ArrayBufferOrArrayBufferViewOrUSVString.h"
@@ skipping 54 matching lines @@
 
   // Note that the content type of the Blob object is deliberately not being
   // provided, following the specification.
 
   const long long byteLength = blobData->length();
   return Blob::create(BlobDataHandle::create(std::move(blobData), byteLength));
 }
 
 ScriptValue PushMessageData::json(ScriptState* scriptState,
                                   ExceptionState& exceptionState) const {
-  v8::Isolate* isolate = scriptState->isolate();
-
   ScriptState::Scope scope(scriptState);
-  v8::Local<v8::String> dataString = v8String(isolate, text());
-
-  v8::TryCatch block(isolate);
-  v8::Local<v8::Value> parsed;
-  if (!v8Call(v8::JSON::Parse(isolate, dataString), parsed, block)) {
-    exceptionState.rethrowV8Exception(block.Exception());
+  v8::Local<v8::Value> parsed =
+      fromJSONString(scriptState->isolate(), text(), exceptionState);
+  if (exceptionState.hadException())
     return ScriptValue();
-  }
 
   return ScriptValue(scriptState, parsed);
 }
 
 String PushMessageData::text() const {
   return UTF8Encoding().decode(m_data.data(), m_data.size());
 }
 
 DEFINE_TRACE(PushMessageData) {}
 
 }  // namespace blink