Remove GraphicsLayer::didScroll and directly call ScrollableArea::didScroll

third_party/WebKit/Source/platform/graphics/GraphicsLayerTest.cpp

Index: third_party/WebKit/Source/platform/graphics/GraphicsLayerTest.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/GraphicsLayerTest.cpp b/third_party/WebKit/Source/platform/graphics/GraphicsLayerTest.cpp
index 08c88645d8e095511f00f58c4e37968e6eb164f1..7dd4b73cfa4345c3726cf9d8ac07eb4f9d0f0e80 100644
--- a/third_party/WebKit/Source/platform/graphics/GraphicsLayerTest.cpp
+++ b/third_party/WebKit/Source/platform/graphics/GraphicsLayerTest.cpp
@@ -204,16 +204,4 @@ class FakeScrollableArea : public GarbageCollectedFinalized<FakeScrollableArea>,
   ScrollOffset m_scrollOffset;
 };
 
-TEST_F(GraphicsLayerTest, applyScrollToScrollableArea) {
-  FakeScrollableArea* scrollableArea = FakeScrollableArea::create();
-  m_graphicsLayer->setScrollableArea(scrollableArea, false);
-
-  WebDoublePoint scrollPosition(7, 9);
-  m_platformLayer->setScrollPositionDouble(scrollPosition);
-  m_graphicsLayer->didScroll();
-
-  EXPECT_FLOAT_EQ(scrollPosition.x, scrollableArea->getScrollOffset().width());
-  EXPECT_FLOAT_EQ(scrollPosition.y, scrollableArea->getScrollOffset().height());
-}
-
 }  // namespace blink