third_party/WebKit/Source/platform/scroll/ScrollbarTheme.h - Issue 1558493002: Reland: Make ScrollbarThemeAura selectively invalidate scrollbar parts.

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Unified Diff: third_party/WebKit/Source/platform/scroll/ScrollbarTheme.h

Issue 1558493002: Reland: Make ScrollbarThemeAura selectively invalidate scrollbar parts. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: fix ScrollableAreaTest.InvalidatesCompositedScrollbarsIfPartsNeedRepaint for Oilpan Created 5 years ago

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Index: third_party/WebKit/Source/platform/scroll/ScrollbarTheme.h

diff --git a/third_party/WebKit/Source/platform/scroll/ScrollbarTheme.h b/third_party/WebKit/Source/platform/scroll/ScrollbarTheme.h

index 8103c98e391c6a1e83002fc5743cfddfed8ce11d..5f616d9ab54eca47e20930303c4a17b6fcde4a35 100644

--- a/third_party/WebKit/Source/platform/scroll/ScrollbarTheme.h

+++ b/third_party/WebKit/Source/platform/scroll/ScrollbarTheme.h

@@ -70,6 +70,7 @@ public:

virtual bool invalidateOnMouseEnterExit() { return false; }

virtual bool invalidateOnWindowActiveChange() const { return false; }

+ virtual ScrollbarPart invalidateOnThumbPositionChange(const ScrollbarThemeClient&, float oldPosition, float newPosition) const { return AllParts; }

virtual void paintScrollCorner(GraphicsContext&, const DisplayItemClient&, const IntRect& cornerRect);

virtual void paintTickmarks(GraphicsContext&, const ScrollbarThemeClient&, const IntRect&) { }