Preserve texture compression when saving a revised skp from debugger

gm/colorwheel.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
-#include "sk_tool_utils.h"
 #include "Resources.h"
 #include "SkData.h"
 #include "gm.h"
 #include "sk_tool_utils.h"
 
 static void draw_bitmap(SkCanvas* canvas, const char* resource, int x, int y) {
     SkBitmap bitmap;
     if (GetResourceAsBitmap(resource, &bitmap)) {
         canvas->drawBitmap(bitmap, SkIntToScalar(x), SkIntToScalar(y));
     } else {
@@ skipping 33 matching lines @@
     canvas->drawText("B", 1, 40.0f, 20.0f, paint);
     paint.setColor(SK_ColorCYAN);
     canvas->drawText("C", 1, 56.0f, 20.0f, paint);
     paint.setColor(SK_ColorMAGENTA);
     canvas->drawText("M", 1, 72.0f, 20.0f, paint);
     paint.setColor(SK_ColorYELLOW);
     canvas->drawText("Y", 1, 88.0f, 20.0f, paint);
     paint.setColor(SK_ColorBLACK);
     canvas->drawText("K", 1, 104.0f, 20.0f, paint);
 }