add SkCanvas constructor that explicitly creates no_config with dimensions

src/utils/debugger/SkDebugCanvas.cpp

 
 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "SkColorPriv.h"
 #include "SkDebugCanvas.h"
 #include "SkDrawCommand.h"
 #include "SkDrawFilter.h"
 #include "SkDevice.h"
 #include "SkXfermode.h"
 
-static SkBitmap make_noconfig_bm(int width, int height) {
-    SkBitmap bm;
-    bm.setConfig(SkBitmap::kNo_Config, width, height);
-    return bm;
-}
-
 SkDebugCanvas::SkDebugCanvas(int width, int height)
-        : INHERITED(make_noconfig_bm(width, height))
+        : INHERITED(width, height)
         , fWidth(width)
         , fHeight(height)
         , fFilter(false)
         , fIndex(0)
         , fOverdrawViz(false)
         , fOverdrawFilter(NULL)
         , fOverrideTexFiltering(false)
         , fTexOverrideFilter(NULL)
         , fOutstandingSaveCount(0) {
     fUserMatrix.reset();
@@ skipping 432 matching lines @@
 
 bool SkDebugCanvas::translate(SkScalar dx, SkScalar dy) {
     addDrawCommand(new SkTranslateCommand(dx, dy));
     return true;
 }
 
 void SkDebugCanvas::toggleCommand(int index, bool toggle) {
     SkASSERT(index < fCommandVector.count());
     fCommandVector[index]->setVisible(toggle);
 }