Unify the calculation of main thread offset of sticky element

third_party/WebKit/Source/web/tests/ScrollingCoordinatorTest.cpp

Index: third_party/WebKit/Source/web/tests/ScrollingCoordinatorTest.cpp
diff --git a/third_party/WebKit/Source/web/tests/ScrollingCoordinatorTest.cpp b/third_party/WebKit/Source/web/tests/ScrollingCoordinatorTest.cpp
index dae829581b9f1b808fe74969e7664aa3177f7d4a..676fdef408cff5c0a49bf47d41d6f2a5237008d1 100644
--- a/third_party/WebKit/Source/web/tests/ScrollingCoordinatorTest.cpp
+++ b/third_party/WebKit/Source/web/tests/ScrollingCoordinatorTest.cpp
@@ -374,8 +374,6 @@ TEST_P(ScrollingCoordinatorTest, fastScrollingForStickyPosition) {
     EXPECT_EQ(
         IntRect(100, 100, 200, 200),
         IntRect(constraint.scroll_container_relative_containing_block_rect));
-    EXPECT_EQ(IntPoint(100, 100),
-              IntPoint(constraint.parent_relative_sticky_box_offset));
   }
   {
     Element* element = document->getElementById("div-tr");
@@ -451,8 +449,6 @@ TEST_P(ScrollingCoordinatorTest, fastScrollingForStickyPosition) {
     EXPECT_EQ(
         IntRect(100, 100, 200, 200),
         IntRect(constraint.scroll_container_relative_containing_block_rect));
-    EXPECT_EQ(IntPoint(0, 10),
-              IntPoint(constraint.parent_relative_sticky_box_offset));
   }
 }