Clean up remaining uses of ASSERT in core

third_party/WebKit/Source/core/imagebitmap/ImageBitmapFactories.cpp

 /*
  * Copyright (c) 2013, 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 290 matching lines @@
                           ResolvePromiseOnOriginalThread,
                       WrapCrossThreadPersistent(this), std::move(frame)));
 }
 
 void ImageBitmapFactories::ImageBitmapLoader::ResolvePromiseOnOriginalThread(
     sk_sp<SkImage> frame) {
   if (!frame) {
     RejectPromise();
     return;
   }
-  ASSERT(frame->width() && frame->height());
+  DCHECK(frame->width());
+  DCHECK(frame->height());
 
   RefPtr<StaticBitmapImage> image = StaticBitmapImage::Create(std::move(frame));
   image->SetOriginClean(true);
   ImageBitmap* image_bitmap = ImageBitmap::Create(image, crop_rect_, options_);
   if (image_bitmap && image_bitmap->BitmapImage()) {
     resolver_->Resolve(image_bitmap);
   } else {
     RejectPromise();
     return;
   }
   factory_->DidFinishLoading(this);
 }
 
 DEFINE_TRACE(ImageBitmapFactories::ImageBitmapLoader) {
   visitor->Trace(factory_);
   visitor->Trace(resolver_);
 }
 
 }  // namespace blink