LayoutState doesn't need to store both layout and pagination offset.

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

Index: third_party/WebKit/Source/core/layout/LayoutState.h
diff --git a/third_party/WebKit/Source/core/layout/LayoutState.h b/third_party/WebKit/Source/core/layout/LayoutState.h
index 8bf94b0ad6cb393619b99f54f6e358397a9a6538..0cc2d131fd2e8e02c02d04e1e7d65232e3c40c68 100644
--- a/third_party/WebKit/Source/core/layout/LayoutState.h
+++ b/third_party/WebKit/Source/core/layout/LayoutState.h
@@ -96,8 +96,7 @@ class LayoutState {
     m_heightOffsetForTableHeaders = offset;
   };
 
-  const LayoutSize& layoutOffset() const { return m_layoutOffset; }
-  const LayoutSize& pageOffset() const { return m_pageOffset; }
+  const LayoutSize& paginationOffset() const { return m_paginationOffset; }
   LayoutUnit pageLogicalHeight() const { return m_pageLogicalHeight; }
   bool pageLogicalHeightChanged() const { return m_pageLogicalHeightChanged; }
   bool containingBlockLogicalWidthChanged() const {
@@ -122,9 +121,9 @@ class LayoutState {
 
   LayoutState* m_next;
 
-  // x/y offset from container. Does not include relative positioning or scroll
-  // offsets.
-  LayoutSize m_layoutOffset;
+  // x/y offset from the logical top / start of the first page. Does not include
+  // relative positioning or scroll offsets.
+  LayoutSize m_paginationOffset;
 
   // The current page height for the pagination model that encloses us.
   LayoutUnit m_pageLogicalHeight;
@@ -133,10 +132,6 @@ class LayoutState {
   // paginated layout.
   LayoutUnit m_heightOffsetForTableHeaders;
 
-  // The offset of the start of the first page in the nearest enclosing
-  // pagination model.
-  LayoutSize m_pageOffset;
-
   LayoutObject& m_layoutObject;
 };