Move fromJSONString to V8Binding

third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp

Index: third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp b/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
index 76ca1263094f78a0b2895652f1f5fe97f84566a9..c0e45245edcc958388a337a6fe61d9b935be6071 100644
--- a/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/V8Binding.cpp
@@ -1004,4 +1004,18 @@ v8::Local<v8::Value> freezeV8Object(v8::Local<v8::Value> value,
   return value;
 }
 
+v8::Local<v8::Value> fromJSONString(v8::Isolate* isolate,
+                                    const String& stringifiedJSON,
+                                    ExceptionState& exceptionState) {
+  v8::Local<v8::Value> parsed;
+  v8::TryCatch tryCatch(isolate);
+  if (!v8Call(v8::JSON::Parse(isolate, v8String(isolate, stringifiedJSON)),
+              parsed, tryCatch)) {
+    if (tryCatch.HasCaught())
+      exceptionState.rethrowV8Exception(tryCatch.Exception());
+  }
+
+  return parsed;
+}
+
 }  // namespace blink