Sanitizing source files in Skia_Periodic_House_Keeping

git-svn-id: http://skia.googlecode.com/svn/trunk@6934 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/samplecode/SampleRotateCircles.cpp b/samplecode/SampleRotateCircles.cpp
index 739900d..8a04bcd 100644
--- a/samplecode/SampleRotateCircles.cpp
+++ b/samplecode/SampleRotateCircles.cpp
@@ -21,7 +21,7 @@
 public:
     RotateCirclesView() {
         this->setBGColor(SK_ColorLTGRAY);
-        
+
         fAngle = 0;
     }
 
@@ -55,7 +55,7 @@
             paint.setColor(rand.nextU());
             paint.setAlpha(0xFF);
             color = ~color;
-    
+
             paint.setStyle(SkPaint::kFill_Style);
 
             canvas->save();
@@ -70,9 +70,9 @@
             rotateAbout(canvas, fAngle * scale * sign, cx + DX, cy);
             canvas->drawCircle(cx + DX, cy, 10, paint);
             canvas->restore();
-            
+
         }
-        
+
         fAngle = (fAngle + 1) % 360;
         this->inval(NULL);
     }