Adding sucessful exit message to VisualBench

tools/VisualBench/VisualBench.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  *
  */
 
 #include "VisualBench.h"
 
@@ skipping 215 matching lines @@
         this->nextState(nextState);
         fCurrentFrame = 0;
         fTimer.start();
     } else {
         fCurrentFrame++;
     }
 }
 
 void VisualBench::draw(SkCanvas* canvas) {
     if (!this->advanceRecordIfNecessary(canvas)) {
+        SkDebugf("Exiting VisualBench successfully\n");
         this->closeWindow();
         return;
     }
     this->renderFrame(canvas);
     switch (fState) {
         case kPreWarmLoopsPerCanvasPreDraw_State: {
             this->perCanvasPreDraw(canvas, kPreWarmLoops_State);
             break;
         }
         case kPreWarmLoops_State: {
@@ skipping 102 matching lines @@
 
 void application_term() {
     SkEvent::Term();
     SkGraphics::Term();
 }
 
 SkOSWindow* create_sk_window(void* hwnd, int argc, char** argv) {
     return new VisualBench(hwnd, argc, argv);
 }