Revert of Reland "Fully (?) fix overflow: auto with delayed scroll updates (patchset #5 id:80001 of https://c…

third_party/WebKit/Source/core/layout/LayoutBlock.cpp

Index: third_party/WebKit/Source/core/layout/LayoutBlock.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutBlock.cpp b/third_party/WebKit/Source/core/layout/LayoutBlock.cpp
index 2ac70d1953b326aca9ad1d1d1b4967d28558afd5..d7deb930e29466e1cd094b316bf2bca92eafb2f8 100644
--- a/third_party/WebKit/Source/core/layout/LayoutBlock.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutBlock.cpp
@@ -881,10 +881,8 @@
     ++gDelayUpdateScrollInfo;
 }
 
-bool LayoutBlock::finishDelayUpdateScrollInfo(SubtreeLayoutScope* layoutScope)
-{
-    bool childrenMarkedForRelayout = false;
-
+void LayoutBlock::finishDelayUpdateScrollInfo()
+{
     --gDelayUpdateScrollInfo;
     ASSERT(gDelayUpdateScrollInfo >= 0);
     if (gDelayUpdateScrollInfo == 0) {
@@ -895,11 +893,10 @@
 
         for (auto* block : *infoSet) {
             if (block->hasOverflowClip()) {
-                childrenMarkedForRelayout |= block->layer()->scrollableArea()->updateAfterLayout(layoutScope);
+                block->layer()->scrollableArea()->updateAfterLayout();
             }
         }
     }
-    return childrenMarkedForRelayout;
 }
 
 void LayoutBlock::updateScrollInfoAfterLayout()