change delta to 5, to better show the inset trend



git-svn-id: http://skia.googlecode.com/svn/trunk@6834 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gm/rrect.cpp b/gm/rrect.cpp
index 4cbf503..6f3e031 100644
--- a/gm/rrect.cpp
+++ b/gm/rrect.cpp
@@ -67,7 +67,7 @@
 
 static void drawrr(SkCanvas* canvas, const SkRRect& rrect, InsetProc proc) {
     SkRRect rr;
-    for (SkScalar d = -30; d <= 30; d += 10) {
+    for (SkScalar d = -30; d <= 30; d += 5) {
         proc(rrect, d, d, &rr);
         draw_rrect_color(canvas, rr);
     }