Add virtual destructor to class with virtual functions.

BUG=
TEST=

Review URL: https://codereview.appspot.com/6453052

git-svn-id: http://skia.googlecode.com/svn/trunk@4810 2bbb7eff-a529-9590-31e7-b0007b416f81

diff --git a/include/core/SkCanvas.h b/include/core/SkCanvas.h
index 8fa73f6..2b1da3b 100644 (file)
--- a/include/core/SkCanvas.h
+++ b/include/core/SkCanvas.h
@@ -901,6 +901,7 @@ public:
 
     class ClipVisitor {
     public:
+        virtual ~ClipVisitor();
         virtual void clipRect(const SkRect&, SkRegion::Op, bool antialias) = 0;
         virtual void clipPath(const SkPath&, SkRegion::Op, bool antialias) = 0;
     };

diff --git a/src/core/SkCanvas.cpp b/src/core/SkCanvas.cpp
index 17f8b83..57f11df 100644 (file)
--- a/src/core/SkCanvas.cpp
+++ b/src/core/SkCanvas.cpp
@@ -2066,3 +2066,7 @@ const SkPaint& SkCanvas::LayerIter::paint() const {
 const SkRegion& SkCanvas::LayerIter::clip() const { return fImpl->getClip(); }
 int SkCanvas::LayerIter::x() const { return fImpl->getX(); }
 int SkCanvas::LayerIter::y() const { return fImpl->getY(); }
+
+///////////////////////////////////////////////////////////////////////////////
+
+SkCanvas::ClipVisitor::~ClipVisitor() { }