bindings: Make the sequence conversion code more complaint with WebIDL.

third_party/WebKit/Source/core/frame/DOMTimerTest.cpp

Index: third_party/WebKit/Source/core/frame/DOMTimerTest.cpp
diff --git a/third_party/WebKit/Source/core/frame/DOMTimerTest.cpp b/third_party/WebKit/Source/core/frame/DOMTimerTest.cpp
index aa9d2e0fb4dd077e1304ae88115b34c269a1ea21..97123d34bf9547a9934aa46abc088d263c00e7e7 100644
--- a/third_party/WebKit/Source/core/frame/DOMTimerTest.cpp
+++ b/third_party/WebKit/Source/core/frame/DOMTimerTest.cpp
@@ -6,6 +6,8 @@
 
 #include <vector>
 
+#include "bindings/core/v8/IDLTypes.h"
+#include "bindings/core/v8/NativeValueTraitsImpl.h"
 #include "bindings/core/v8/ScriptController.h"
 #include "bindings/core/v8/V8Binding.h"
 #include "core/dom/Document.h"
@@ -57,8 +59,8 @@ class DOMTimerTest : public RenderingTest {
   Vector<double> ToDoubleArray(v8::Local<v8::Value> value,
                                v8::HandleScope& scope) {
     NonThrowableExceptionState exception_state;
-    return ToImplArray<Vector<double>>(value, 0, scope.GetIsolate(),
-                                       exception_state);
+    return NativeValueTraits<IDLSequence<IDLDouble>>::NativeValue(
+        scope.GetIsolate(), value, exception_state);
   }
 
   void ExecuteScriptAndWaitUntilIdle(const char* script_text) {