Only adjust composited pagination position to account for lines offset of inlines.

third_party/WebKit/Source/core/layout/LayoutInline.h

Index: third_party/WebKit/Source/core/layout/LayoutInline.h
diff --git a/third_party/WebKit/Source/core/layout/LayoutInline.h b/third_party/WebKit/Source/core/layout/LayoutInline.h
index 3b3348b3d5fb66bcab38acd397616a1f54df73e1..a7f421d99485dc1d0cbbce9795be1b5b166662ef 100644
--- a/third_party/WebKit/Source/core/layout/LayoutInline.h
+++ b/third_party/WebKit/Source/core/layout/LayoutInline.h
@@ -221,6 +221,10 @@ class CORE_EXPORT LayoutInline : public LayoutBoxModelObject {
 
   LayoutRect DebugRect() const override;
 
+  // For visualOverflowRect() only, to get bounding box of visual overflow of
+  // line boxes. This is public only for a hack in CompositedLayerMapping.
+  LayoutRect LinesVisualOverflowBoundingBox() const;
+
  protected:
   void WillBeDestroyed() override;
 
@@ -248,10 +252,6 @@ class CORE_EXPORT LayoutInline : public LayoutBoxModelObject {
   InlineBox* CulledInlineFirstLineBox() const;
   InlineBox* CulledInlineLastLineBox() const;
 
-  // For visualOverflowRect() only, to get bounding box of visual overflow of
-  // line boxes.
-  LayoutRect LinesVisualOverflowBoundingBox() const;
-
   template <typename GeneratorContext>
   void GenerateLineBoxRects(GeneratorContext& yield) const;
   template <typename GeneratorContext>