Sanitizing source files in Skia_Periodic_House_Keeping

git-svn-id: http://skia.googlecode.com/svn/trunk@5594 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/experimental/Intersection/QuarticRoot.cpp b/experimental/Intersection/QuarticRoot.cpp
index 8e3664b..839c3b9 100644
--- a/experimental/Intersection/QuarticRoot.cpp
+++ b/experimental/Intersection/QuarticRoot.cpp
@@ -150,7 +150,7 @@
         if (approximately_zero(R)) {/* one triple solution */
             *roots++ = -adiv3;
         } else { /* one single and one double solution */
-            
+
             double u = cube_root(-R);
             *roots++ = 2 * u - adiv3;
             *roots++ = -u - adiv3;