Remove didRemoveAllPendingStylesheet.

sky/engine/core/html/imports/HTMLImportLoader.h

Index: sky/engine/core/html/imports/HTMLImportLoader.h
diff --git a/sky/engine/core/html/imports/HTMLImportLoader.h b/sky/engine/core/html/imports/HTMLImportLoader.h
index 6db058d6098d250ce8bd835be6911c7d232afb42..daad42774ef92de984647a4467324906c9f1c61e 100644
--- a/sky/engine/core/html/imports/HTMLImportLoader.h
+++ b/sky/engine/core/html/imports/HTMLImportLoader.h
@@ -85,10 +85,6 @@ public:
     // Tells the loader that the parser is done with this import.
     // Called by Document::finishedParsing, after DOMContentLoaded was dispatched.
     void didFinishParsing();
-    // Tells the loader that all of the import's stylesheets finished
-    // loading.
-    // Called by Document::didRemoveAllPendingStylesheet.
-    void didRemoveAllPendingStylesheet();
 
     PassRefPtr<CustomElementSyncMicrotaskQueue> microtaskQueue() const;