Style bikeshed - remove extraneous whitespace

GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1842753002

Review URL: https://codereview.chromium.org/1842753002
diff --git a/gm/filterfastbounds.cpp b/gm/filterfastbounds.cpp
index 9e84024..bcecff9 100644
--- a/gm/filterfastbounds.cpp
+++ b/gm/filterfastbounds.cpp
@@ -298,14 +298,14 @@
         for (int i = 0; i < (int)SK_ARRAY_COUNT(gDrawMthds) + kNumXtraCols; ++i) {
             canvas->drawLine(SkIntToScalar(i * kTileWidth),
                              0,
-                             SkIntToScalar(i * kTileWidth), 
+                             SkIntToScalar(i * kTileWidth),
                              SkIntToScalar(paints.count() * kTileWidth),
                              blackFill);
         }
 
         // A column of saveLayers with PictureImageFilters
         for (int i = 0; i < pifPaints.count(); ++i) {
-            draw_savelayer_with_paint(SkIPoint::Make(0, i*kTileHeight), 
+            draw_savelayer_with_paint(SkIPoint::Make(0, i*kTileHeight),
                                       canvas, pifPaints[i]);
         }