Index: Source/core/rendering/RenderBox.h |
diff --git a/Source/core/rendering/RenderBox.h b/Source/core/rendering/RenderBox.h |
index 4246b71d87c24afb127ab93e0bcc4457d1700030..d7ed5e25b6c98837f5e346ecf29f3c8e7c3aa348 100644 |
--- a/Source/core/rendering/RenderBox.h |
+++ b/Source/core/rendering/RenderBox.h |
@@ -464,10 +464,14 @@ public: |
bool hasAutoVerticalScrollbar() const { return hasOverflowClip() && (style()->overflowY() == OAUTO || style()->overflowY() == OOVERLAY); } |
bool hasAutoHorizontalScrollbar() const { return hasOverflowClip() && (style()->overflowX() == OAUTO || style()->overflowX() == OOVERLAY); } |
bool scrollsOverflow() const { return scrollsOverflowX() || scrollsOverflowY(); } |
- bool scrollsOverflowX() const { return hasOverflowClip() && (style()->overflowX() == OSCROLL || hasAutoHorizontalScrollbar()); } |
- bool scrollsOverflowY() const { return hasOverflowClip() && (style()->overflowY() == OSCROLL || hasAutoVerticalScrollbar()); } |
+ virtual bool scrollsOverflowX() const { return hasOverflowClip() && (style()->overflowX() == OSCROLL || hasAutoHorizontalScrollbar()); } |
+ virtual bool scrollsOverflowY() const { return hasOverflowClip() && (style()->overflowY() == OSCROLL || hasAutoVerticalScrollbar()); } |
bool usesCompositedScrolling() const; |
+ // Elements such as the <input> field override this to specify that they are scrollable |
+ // outside the context of the CSS overflow style |
+ virtual bool isIntristicallyScrollable(ScrollbarOrientation orientation) const { return false; } |
+ |
bool hasUnsplittableScrollingOverflow() const; |
bool isUnsplittableForPagination() const; |