Drop GetFrame()->GetDocument() usage in FrameFetchContext

third_party/WebKit/Source/core/loader/DocumentLoader.cpp

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2011 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.
@@ skipping 219 matching lines @@
   source_location_ = std::move(source_location);
 }
 
 std::unique_ptr<SourceLocation> DocumentLoader::CopySourceLocation() const {
   return source_location_ ? source_location_->Clone() : nullptr;
 }
 
 void DocumentLoader::DispatchLinkHeaderPreloads(
     ViewportDescriptionWrapper* viewport,
     LinkLoader::MediaPreloadPolicy media_policy) {
+  DCHECK_GE(state_, kCommitted);
   LinkLoader::LoadLinksFromHeader(
       GetResponse().HttpHeaderField(HTTPNames::Link), GetResponse().Url(),
-      frame_->GetDocument(), NetworkHintsInterfaceImpl(),
+      *frame_, frame_->GetDocument(), NetworkHintsInterfaceImpl(),
       LinkLoader::kOnlyLoadResources, media_policy, viewport);
 }
 
 void DocumentLoader::DidChangePerformanceTiming() {
   if (frame_ && state_ >= kCommitted) {
     GetLocalFrameClient().DidChangePerformanceTiming();
   }
 }
 
 void DocumentLoader::DidObserveLoadingBehavior(
@@ skipping 842 matching lines @@
                      InstallNewDocumentReason::kJavascriptURL,
                      kForceSynchronousParsing, KURL());
   if (!source.IsNull())
     writer_->AppendReplacingData(source);
   EndWriting();
 }
 
 DEFINE_WEAK_IDENTIFIER_MAP(DocumentLoader);
 
 }  // namespace blink