[ImageLoader 2d] Set DecodeError by calling ResourceLoader::cancel()

third_party/WebKit/Source/core/fetch/ResourceLoader.h

Index: third_party/WebKit/Source/core/fetch/ResourceLoader.h
diff --git a/third_party/WebKit/Source/core/fetch/ResourceLoader.h b/third_party/WebKit/Source/core/fetch/ResourceLoader.h
index 2caefa9afd80b4cd24c0842a992df5b794fd6b72..d333a3500ab934dff342adf5b04b2e3bf0b25217 100644
--- a/third_party/WebKit/Source/core/fetch/ResourceLoader.h
+++ b/third_party/WebKit/Source/core/fetch/ResourceLoader.h
@@ -30,6 +30,7 @@
 #define ResourceLoader_h
 
 #include "core/CoreExport.h"
+#include "core/fetch/Resource.h"
 #include "core/fetch/ResourceLoaderOptions.h"
 #include "platform/network/ResourceRequest.h"
 #include "public/platform/WebURLLoader.h"
@@ -62,7 +63,7 @@ class CORE_EXPORT ResourceLoader final
                WebTaskRunner* loadingTaskRunner,
                bool defersLoading);
 
-  void cancel();
+  void cancel(Resource::Status errorStatus = Resource::LoadError);
 
   void setDefersLoading(bool);
 
@@ -113,7 +114,7 @@ class CORE_EXPORT ResourceLoader final
   void didFail(WebURLLoader*, const WebURLError&) override;
 
   void didFinishLoadingFirstPartInMultipart();
-  void didFail(const ResourceError&);
+  void didFail(const ResourceError&, Resource::Status errorStatus);
 
  private:
   // Assumes ResourceFetcher and Resource are non-null.