Sanitizing source files in Skia_Periodic_House_Keeping

git-svn-id: http://skia.googlecode.com/svn/trunk@6687 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/tools/skdiff_utils.h b/tools/skdiff_utils.h
index bd496b3..00ebf89 100644
--- a/tools/skdiff_utils.h
+++ b/tools/skdiff_utils.h
@@ -15,7 +15,7 @@
 class SkData;
 class SkString;
 
-/** Returns true if the two buffers passed in are both non-NULL, 
+/** Returns true if the two buffers passed in are both non-NULL,
  *  have the same length, and contain exactly the same byte values.
  */
 bool are_buffers_equal(SkData* skdata1, SkData* skdata2);