flag to use const& instead of const* for src-rect

gm/drawbitmaprect.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gm.h"
 #include "SkBlurMask.h"
 #include "SkBlurMaskFilter.h"
@@ skipping 134 matching lines @@
     }
 
     void onDraw(SkCanvas* canvas) override {
         SkRect dstRect = { 0, 0, SkIntToScalar(64), SkIntToScalar(64)};
         static const int kMaxSrcRectSize = 1 << (SkNextLog2(gBmpSize) + 2);
 
         static const int kPadX = 30;
         static const int kPadY = 40;
         SkPaint paint;
         paint.setAlpha(0x20);
-        canvas->drawBitmapRect(fLargeBitmap, NULL,
-                               SkRect::MakeWH(gSize * SK_Scalar1,
-                                              gSize * SK_Scalar1),
-                               &paint);
+        canvas->drawBitmapRect(fLargeBitmap, SkRect::MakeIWH(gSize, gSize), &paint);
         canvas->translate(SK_Scalar1 * kPadX / 2,
                           SK_Scalar1 * kPadY / 2);
         SkPaint blackPaint;
         SkScalar titleHeight = SK_Scalar1 * 24;
         blackPaint.setColor(SK_ColorBLACK);
         blackPaint.setTextSize(titleHeight);
         blackPaint.setAntiAlias(true);
         sk_tool_utils::set_portable_typeface(&blackPaint);
         SkString title;
         title.printf("Bitmap size: %d x %d", gBmpSize, gBmpSize);
@@ skipping 56 matching lines @@
         }
     }
 
 private:
     typedef skiagm::GM INHERITED;
 };
 
 DEF_GM( return new DrawBitmapRectGM(canvasproc, NULL); )
 DEF_GM( return new DrawBitmapRectGM(imageproc, "-imagerect"); )
 DEF_GM( return new DrawBitmapRectGM(imagescaleproc, "-imagescale"); )