update libpng-dev deps.

[wxWidgets.git] / contrib / src / canvas / bbox.cpp

diff --git a/contrib/src/canvas/bbox.cpp b/contrib/src/canvas/bbox.cpp
index 227b0d1c339816cb6d4f6f95d36b398dc92b9e0b..b284a86c767c75acb827d66604e68da4190565b6 100644 (file)
--- a/contrib/src/canvas/bbox.cpp
+++ b/contrib/src/canvas/bbox.cpp
@@ -26,7 +26,7 @@ wxBoundingBox::wxBoundingBox()
 }
 
 
-wxBoundingBox::wxBoundingBox(wxBoundingBox &other)
+wxBoundingBox::wxBoundingBox(const wxBoundingBox &other)
 {
     m_minx = other.m_minx;
     m_miny = other.m_miny;