Replace LayoutPart::GetFrameViewBase with GetNodeFrameView

third_party/WebKit/Source/core/paint/PrePaintTreeWalk.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/paint/PrePaintTreeWalk.h"
 
 #include "core/dom/DocumentLifecycle.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalFrame.h"
 #include "core/layout/LayoutMultiColumnSpannerPlaceholder.h"
@@ skipping 273 matching lines @@
        child = child->NextSibling()) {
     if (child->IsLayoutMultiColumnSpannerPlaceholder()) {
       child->GetMutableForPainting().ClearPaintFlags();
       continue;
     }
     Walk(*child, context);
   }
 
   if (object.IsLayoutPart()) {
     const LayoutPart& layout_part = ToLayoutPart(object);
-    FrameViewBase* frame_view_base = layout_part.GetFrameViewBase();
-    if (frame_view_base && frame_view_base->IsFrameView()) {
+    FrameView* frame_view = layout_part.GetNodeFrameView();
+    if (frame_view) {
       if (context.tree_builder_context) {
         context.tree_builder_context->current.paint_offset +=
             layout_part.ReplacedContentRect().Location() -
-            frame_view_base->FrameRect().Location();
+            frame_view->FrameRect().Location();
         context.tree_builder_context->current.paint_offset =
             RoundedIntPoint(context.tree_builder_context->current.paint_offset);
       }
-      Walk(*ToFrameView(frame_view_base), context);
+      Walk(*frame_view, context);
     }
     // TODO(pdr): Investigate RemoteFrameView (crbug.com/579281).
   }
 
   object.GetMutableForPainting().ClearPaintFlags();
 }
 
 }  // namespace blink