adjust gm bounds for better content fit

gm/tallstretchedbitmaps.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 "gm.h"
 #include "SkCanvas.h"
 #include "SkGradientShader.h"
@@ skipping 46 matching lines @@
 class TallStretchedBitmapsGM : public skiagm::GM {
 public:
     TallStretchedBitmapsGM() {}
 
 protected:
     SkString onShortName() override {
         return SkString("tall_stretched_bitmaps");
     }
 
     SkISize onISize() override {
-        return SkISize::Make(750, 750);
+        return SkISize::Make(730, 690);
     }
 
     void onOnceBeforeDraw() override {
         for (size_t i = 0; i < SK_ARRAY_COUNT(fTallBmps); ++i) {
             int h = SkToInt((4 + i) * 1024);
 
             fTallBmps[i].fItemCnt = make_bm(&fTallBmps[i].fBmp, h);
         }
     }
 
@@ skipping 19 matching lines @@
     struct {
         SkBitmap fBmp;
         int      fItemCnt;
     } fTallBmps[8];
     typedef skiagm::GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM(return new TallStretchedBitmapsGM;)