Oilpan: Replace most of RefPtrs for Event objects with oilpan's transition types

Source/modules/indexeddb/IDBRequestTest.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 27 matching lines @@
 #include <gtest/gtest.h>
 
 using namespace WebCore;
 
 namespace {
 
 class NullEventQueue FINAL : public EventQueue {
 public:
     NullEventQueue() { }
     virtual ~NullEventQueue() { }
-    virtual bool enqueueEvent(PassRefPtr<Event>) OVERRIDE { return true; }
+    virtual bool enqueueEvent(PassRefPtrWillBeRawPtr<Event>) OVERRIDE { return true; }
     virtual bool cancelEvent(Event*) OVERRIDE { return true; }
     virtual void close() OVERRIDE { }
 };
 
 class NullExecutionContext FINAL : public ExecutionContext, public RefCounted<NullExecutionContext> {
 public:
     using RefCounted<NullExecutionContext>::ref;
     using RefCounted<NullExecutionContext>::deref;
 
     virtual void refExecutionContext() OVERRIDE { ref(); }
@@ skipping 108 matching lines @@
         OwnPtr<MockWebIDBDatabase> backend = MockWebIDBDatabase::create();
         RefPtr<IDBOpenDBRequest> request = IDBOpenDBRequest::create(executionContext(), callbacks, transactionId, version);
         EXPECT_EQ(request->readyState(), "pending");
 
         executionContext()->stopActiveDOMObjects();
         request->onSuccess(backend.release(), metadata);
     }
 }
 
 } // namespace