binding: Moves hasPendingActivity from ActiveScriptWrappable to ScriptWrappable.

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

 // Copyright 2016 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 "bindings/core/v8/ActiveScriptWrappable.h"
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "bindings/core/v8/ScriptWrappableVisitor.h"
 #include "bindings/core/v8/V8PerIsolateData.h"
 
@@ skipping 10 matching lines @@
 
 void ActiveScriptWrappable::traceActiveScriptWrappables(v8::Isolate* isolate, ScriptWrappableVisitor* visitor)
 {
     V8PerIsolateData* isolateData = V8PerIsolateData::from(isolate);
     auto activeScriptWrappables = isolateData->activeScriptWrappables();
     if (!activeScriptWrappables) {
         return;
     }
 
     for (auto activeWrappable : *activeScriptWrappables) {
-        if (!activeWrappable->hasPendingActivity()) {
+        auto scriptWrappable = activeWrappable->toScriptWrappable();
+        if (!scriptWrappable->hasPendingActivity()) {
             continue;
         }
 
-        auto scriptWrappable = activeWrappable->toScriptWrappable();
         auto wrapperTypeInfo = const_cast<WrapperTypeInfo*>(scriptWrappable->wrapperTypeInfo());
         visitor->RegisterV8Reference(std::make_pair(wrapperTypeInfo, scriptWrappable));
     }
 }
 
 } // namespace blink