Refactor LayoutView paint offset updates out of FrameView update code

third_party/WebKit/Source/core/paint/PaintPropertyTreeBuilder.h

 // 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.
 
 #ifndef PaintPropertyTreeBuilder_h
 #define PaintPropertyTreeBuilder_h
 
 #include "platform/geometry/LayoutPoint.h"
 #include "platform/graphics/paint/ClipPaintPropertyNode.h"
 #include "platform/graphics/paint/EffectPaintPropertyNode.h"
 #include "platform/graphics/paint/ScrollPaintPropertyNode.h"
 #include "platform/graphics/paint/TransformPaintPropertyNode.h"
 #include "wtf/RefPtr.h"
 
 namespace blink {
 
 class FrameView;
 class LayoutObject;
+class LayoutView;
 
 // The context for PaintPropertyTreeBuilder.
 // It's responsible for bookkeeping tree state in other order, for example, the
 // most recent position container seen.
 struct PaintPropertyTreeBuilderContext {
   // State that propagates on the containing block chain (and so is adjusted
   // when an absolute or fixed position object is encountered).
   struct ContainingBlockContext {
     // The combination of a transform and paint offset describes a linear space.
     // When a layout object recur to its children, the main context is expected
@@ skipping 48 matching lines @@
 // Creates paint property tree nodes for special things in the layout tree.
 // Special things include but not limit to: overflow clip, transform, fixed-pos,
 // animation, mask, filter, ... etc.
 // It expects to be invoked for each layout tree node in DOM order during
 // InPrePaint phase.
 class PaintPropertyTreeBuilder {
  public:
   PaintPropertyTreeBuilderContext setupInitialContext();
   // Update the paint properties for |FrameView| and ensure the context is
   // up to date.
-  void updatePropertiesAndContext(FrameView&, PaintPropertyTreeBuilderContext&);
+  void updateFramePropertiesAndContext(FrameView&,
+                                       PaintPropertyTreeBuilderContext&);
 
   // Update the paint properties that affect this object (e.g., properties like
   // paint offset translation) and ensure the context is up to date.
   void updatePropertiesAndContextForSelf(const LayoutObject&,
                                          PaintPropertyTreeBuilderContext&);
   // Update the paint properties that affect children of this object (e.g.,
   // scroll offset transform) and ensure the context is up to date.
   void updatePropertiesAndContextForChildren(const LayoutObject&,
                                              PaintPropertyTreeBuilderContext&);
 
  private:
+  static void updateLayoutViewPaintOffsetTranslation(
+      const LayoutView&,
+      PaintPropertyTreeBuilderContext&);
   static void updatePaintOffsetTranslation(const LayoutObject&,
                                            PaintPropertyTreeBuilderContext&);
   static void updateTransform(const LayoutObject&,
                               PaintPropertyTreeBuilderContext&);
   static void updateTransformForNonRootSVG(const LayoutObject&,
                                            PaintPropertyTreeBuilderContext&);
   static void updateEffect(const LayoutObject&,
                            PaintPropertyTreeBuilderContext&);
   static void updateCssClip(const LayoutObject&,
                             PaintPropertyTreeBuilderContext&);
@@ skipping 15 matching lines @@
   static void updateScrollAndScrollTranslation(
       const LayoutObject&,
       PaintPropertyTreeBuilderContext&);
   static void updateOutOfFlowContext(const LayoutObject&,
                                      PaintPropertyTreeBuilderContext&);
 };
 
 }  // namespace blink
 
 #endif  // PaintPropertyTreeBuilder_h