fix memory leaks



git-svn-id: http://skia.googlecode.com/svn/trunk@1448 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/samplecode/SampleDraw.cpp b/samplecode/SampleDraw.cpp
index 54070d1..deb1fb2 100644
--- a/samplecode/SampleDraw.cpp
+++ b/samplecode/SampleDraw.cpp
@@ -262,6 +262,7 @@
     virtual ~DrawView() {
         fList.unrefAll();
         SkSafeUnref(fDraw);
+        delete fFactory;
     }
 
     Draw* setDraw(Draw* d) {