Index: third_party/WebKit/Source/platform/scroll/ScrollableArea.h |
diff --git a/third_party/WebKit/Source/platform/scroll/ScrollableArea.h b/third_party/WebKit/Source/platform/scroll/ScrollableArea.h |
index 40eb97c745918efc5318f416f04dd445e1ef3ba5..a84fe5c645f4d5abb3090b8f4208716afac456f0 100644 |
--- a/third_party/WebKit/Source/platform/scroll/ScrollableArea.h |
+++ b/third_party/WebKit/Source/platform/scroll/ScrollableArea.h |
@@ -200,6 +200,12 @@ class PLATFORM_EXPORT ScrollableArea : public GarbageCollectedMixin, |
NOTREACHED(); |
return scrollbar_point; |
} |
+ virtual IntPoint ConvertFromRootFrame( |
+ const IntPoint& point_in_root_frame) const { |
+ NOTREACHED(); |
+ return point_in_root_frame; |
+ } |
+ |
virtual Scrollbar* HorizontalScrollbar() const { return nullptr; } |
virtual Scrollbar* VerticalScrollbar() const { return nullptr; } |