binding: Introduces ExceptionToPromiseScope.

third_party/WebKit/Source/bindings/tests/results/core/V8TestSpecialOperations.cpp

Index: third_party/WebKit/Source/bindings/tests/results/core/V8TestSpecialOperations.cpp
diff --git a/third_party/WebKit/Source/bindings/tests/results/core/V8TestSpecialOperations.cpp b/third_party/WebKit/Source/bindings/tests/results/core/V8TestSpecialOperations.cpp
index 5180dfff57051c8648acf1a595193a09d29b407a..b4a807f01c57a734632c85f56b738a5fa5903e44 100644
--- a/third_party/WebKit/Source/bindings/tests/results/core/V8TestSpecialOperations.cpp
+++ b/third_party/WebKit/Source/bindings/tests/results/core/V8TestSpecialOperations.cpp
@@ -7,6 +7,7 @@
 #include "V8TestSpecialOperations.h"
 
 #include "bindings/core/v8/ExceptionState.h"
+#include "bindings/core/v8/GeneratedCodeHelper.h"
 #include "bindings/core/v8/NodeOrNodeList.h"
 #include "bindings/core/v8/V8DOMConfiguration.h"
 #include "bindings/core/v8/V8Node.h"
@@ -55,17 +56,18 @@ namespace TestSpecialOperationsV8Internal {
 
 static void namedItemMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
+    TestSpecialOperations* impl = V8TestSpecialOperations::toImpl(info.Holder());
+
     if (UNLIKELY(info.Length() < 1)) {
-        V8ThrowException::throwException(info.GetIsolate(), createMinimumArityTypeErrorForMethod(info.GetIsolate(), "namedItem", "TestSpecialOperations", 1, info.Length()));
+        V8ThrowException::throwTypeError(info.GetIsolate(), ExceptionMessages::failedToExecute("namedItem", "TestSpecialOperations", ExceptionMessages::notEnoughArguments(1, info.Length())));
         return;
     }
-    TestSpecialOperations* impl = V8TestSpecialOperations::toImpl(info.Holder());
+
     V8StringResource<> name;
-    {
-        name = info[0];
-        if (!name.prepare())
-            return;
-    }
+    name = info[0];
+    if (!name.prepare())
+        return;
+
     NodeOrNodeList result;
     impl->getItem(name, result);
     v8SetReturnValue(info, result);