Sanitizing source files in Skia_Periodic_House_Keeping

git-svn-id: http://skia.googlecode.com/svn/trunk@8851 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/tests/TileGridTest.cpp b/tests/TileGridTest.cpp
index e409afd..f4a0af8 100644
--- a/tests/TileGridTest.cpp
+++ b/tests/TileGridTest.cpp
@@ -238,7 +238,7 @@
             mockCanvas.translate(SkFloatToScalar(-8.0f), SkFloatToScalar(-8.0f));
             picture.draw(&mockCanvas);
             // This test passes by not asserting. We do not validate the rects recorded
-            // because the result is numerically unstable (floating point equality). 
+            // because the result is numerically unstable (floating point equality).
             // The content of any one of the four tiles of the tilegrid would be a valid
             // result since any bbox that covers the center point of the canvas will be
             // recorded in all four tiles.