Sanitizing source files in Skia_Periodic_House_Keeping

git-svn-id: http://skia.googlecode.com/svn/trunk@6228 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/image/SkSurface_Picture.cpp b/src/image/SkSurface_Picture.cpp
index 3f82634..80fc1f4 100644
--- a/src/image/SkSurface_Picture.cpp
+++ b/src/image/SkSurface_Picture.cpp
@@ -77,7 +77,7 @@
 }
 
 void SkSurface_Picture::onCopyOnWrite(SkImage* cachedImage, SkCanvas*) {
-    // We always spawn a copy of the recording picture when we 
+    // We always spawn a copy of the recording picture when we
     // are asked for a snapshot, so we never need to do anything here.
 }