Comment static position

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

Index: third_party/WebKit/Source/core/paint/PaintLayer.h
diff --git a/third_party/WebKit/Source/core/paint/PaintLayer.h b/third_party/WebKit/Source/core/paint/PaintLayer.h
index f9fc1a680e963c6d0bb246aba769b39516716bcd..6cd45939f973c6d25ef8126b4e9e04845d525e25 100644
--- a/third_party/WebKit/Source/core/paint/PaintLayer.h
+++ b/third_party/WebKit/Source/core/paint/PaintLayer.h
@@ -427,6 +427,7 @@ class CORE_EXPORT PaintLayer : public DisplayItemClient {
   // filter that could have moved the children's pixels around.
   bool overlapBoundsIncludeChildren() const;
 
+  // Static position is set in parent's coordinate space.
   LayoutUnit staticInlinePosition() const { return m_staticInlinePosition; }
   LayoutUnit staticBlockPosition() const { return m_staticBlockPosition; }