Paint invalidation of local attachment backgrounds

third_party/WebKit/Source/core/paint/ObjectPaintInvalidator.h

Index: third_party/WebKit/Source/core/paint/ObjectPaintInvalidator.h
diff --git a/third_party/WebKit/Source/core/paint/ObjectPaintInvalidator.h b/third_party/WebKit/Source/core/paint/ObjectPaintInvalidator.h
index d98fb3bf0c921698e92479c73551db0d3955a9ef..61ca4f87a2244537a5e4d85c53209f8a44cb46e4 100644
--- a/third_party/WebKit/Source/core/paint/ObjectPaintInvalidator.h
+++ b/third_party/WebKit/Source/core/paint/ObjectPaintInvalidator.h
@@ -104,19 +104,6 @@ class ObjectPaintInvalidatorWithContext : public ObjectPaintInvalidator {
   PaintInvalidationReason invalidatePaintIfNeededWithComputedReason(
       PaintInvalidationReason);
 
-  // This function tries to minimize the amount of invalidation generated by
-  // invalidating the "difference" between |m_context.oldVisualRect| and
-  // |m_context.newVisualRect|. This means invalidating the union of the
-  // previous rectangles excluding their intersection. The use case is when an
-  // element only requires a paint invalidation (which means that its content
-  // didn't change) and its bounds changed but its location didn't. If we don't
-  // meet the criteria for an incremental paint, the alternative is a full paint
-  // invalidation. Returns true if any paint invalidation is done.
-  bool incrementallyInvalidatePaint();
-
- private:
-  void invalidateSelectionIfNeeded(PaintInvalidationReason);
-
   // This function generates a full invalidation, which means invalidating both
   // |oldVisualRect| and |newVisualRect|.  This is the default choice when
   // generating an invalidation, as it is always correct, albeit it may force
@@ -125,6 +112,9 @@ class ObjectPaintInvalidatorWithContext : public ObjectPaintInvalidator {
                             const LayoutRect& oldVisualRect,
                             const LayoutRect& newVisualRect);
 
+ private:
+  void invalidateSelectionIfNeeded(PaintInvalidationReason);
+
   const PaintInvalidatorContext& m_context;
 };