bindings: Store ScriptState in generated callback functions

third_party/WebKit/Source/core/timing/PerformanceObserverTest.cpp

Index: third_party/WebKit/Source/core/timing/PerformanceObserverTest.cpp
diff --git a/third_party/WebKit/Source/core/timing/PerformanceObserverTest.cpp b/third_party/WebKit/Source/core/timing/PerformanceObserverTest.cpp
index a8012f32b6ed2224d5158f8a45d8829e9e9af88e..bebd97c38c3b28b6e84b4c9796d9a8dceaea2f8e 100644
--- a/third_party/WebKit/Source/core/timing/PerformanceObserverTest.cpp
+++ b/third_party/WebKit/Source/core/timing/PerformanceObserverTest.cpp
@@ -28,8 +28,7 @@ class PerformanceObserverTest : public ::testing::Test {
     v8::Local<v8::Function> callback =
         v8::Function::New(scriptState->context(), nullptr).ToLocalChecked();
     m_base = new MockPerformanceBase();
-    m_cb =
-        PerformanceObserverCallback::create(scriptState->isolate(), callback);
+    m_cb = PerformanceObserverCallback::create(scriptState, callback);
     m_observer = PerformanceObserver::create(scriptState, m_base, m_cb);
   }