Oilpan: Disable lazy seeping for ImageLoaders

Source/core/loader/ImageLoader.h

Index: Source/core/loader/ImageLoader.h
diff --git a/Source/core/loader/ImageLoader.h b/Source/core/loader/ImageLoader.h
index c7588f8a37224a4dc50f78bc019686e2927a3710..981d42ecf9d6c3959ac4d8b617ae83e6a0c79aa4 100644
--- a/Source/core/loader/ImageLoader.h
+++ b/Source/core/loader/ImageLoader.h
@@ -62,6 +62,12 @@ class CORE_EXPORT ImageLoader : public NoBaseWillBeGarbageCollectedFinalized<Ima
 public:
     explicit ImageLoader(Element*);
     virtual ~ImageLoader();
+
+    // If we enable lazy sweeping for ImageLoader, ImageLoader::Task::run()
+    // can be scheduled for an ImageLoader that is about to die in the current
+    // lazy sweeping but has not yet swept. To avoid that from happening,
+    // disable lazy sweeping.
+    EAGERLY_FINALIZE();
     DECLARE_TRACE();
 
     enum UpdateFromElementBehavior {