Sanitizing source files in Skia_Periodic_House_Keeping

git-svn-id: http://skia.googlecode.com/svn/trunk@6447 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gm/srcmode.cpp b/gm/srcmode.cpp
index 39f209b..1cda7c2 100644
--- a/gm/srcmode.cpp
+++ b/gm/srcmode.cpp
@@ -123,7 +123,7 @@
         surf->getCanvas()->drawColor(SK_ColorWHITE);
         this->drawContent(surf->getCanvas());
         surf->draw(canvas, 0, 0, NULL);
-        
+
     }
 
 private: