SkPatchGrid interface (after SkPatch/SkPicture rebase).

gm/patch.cpp

Index: gm/patch.cpp
diff --git a/gm/patch.cpp b/gm/patch.cpp
index 3f1e07910be6ea21407018c8a2bb5134ea03e77c..11e163f966c1009d8d7bd66d07da0ba2cabf40c7 100644
--- a/gm/patch.cpp
+++ b/gm/patch.cpp
@@ -82,12 +82,10 @@ protected:
     virtual uint32_t onGetFlags() const SK_OVERRIDE {
         return kSkipTiled_Flag;
     }
-    
+
     virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
-        
+
         SkPaint paint;
-        
-        // The order of the colors and points is clockwise starting at upper-left corner.
         SkColor colors[SkPatch::kNumColors] = {
             SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorCYAN
         };