Revert of Add DidSaveScrollOrScaleState flag to prevent restoreScrollPosition...

third_party/WebKit/Source/core/loader/HistoryItem.h

Index: third_party/WebKit/Source/core/loader/HistoryItem.h
diff --git a/third_party/WebKit/Source/core/loader/HistoryItem.h b/third_party/WebKit/Source/core/loader/HistoryItem.h
index 80c2f642a8650e2663674f5d3dc4e6146f3d0a99..ee5146c232ac542b9e472f70a35e7cb92f90ab37 100644
--- a/third_party/WebKit/Source/core/loader/HistoryItem.h
+++ b/third_party/WebKit/Source/core/loader/HistoryItem.h
@@ -59,14 +59,6 @@ class CORE_EXPORT HistoryItem final
   EncodedFormData* FormData();
   const AtomicString& FormContentType() const;
 
-  void SetDidSaveScrollOrScaleState(bool did_save_scroll_or_scale_state) {
-    did_save_scroll_or_scale_state_ = did_save_scroll_or_scale_state;
-  }
-
-  bool DidSaveScrollOrScaleState() const {
-    return did_save_scroll_or_scale_state_;
-  }
-
   const ScrollOffset& VisualViewportScrollOffset() const;
   void SetVisualViewportScrollOffset(const ScrollOffset&);
   const ScrollOffset& GetScrollOffset() const;
@@ -119,7 +111,6 @@ class CORE_EXPORT HistoryItem final
   String url_string_;
   Referrer referrer_;
 
-  bool did_save_scroll_or_scale_state_;
   ScrollOffset visual_viewport_scroll_offset_;
   ScrollOffset scroll_offset_;
   float page_scale_factor_;