adding preabandon flag to DM

src/core/SkCanvas.cpp

 /*
  * Copyright 2008 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkCanvas.h"
 #include "SkCanvasPriv.h"
 #include "SkBitmapDevice.h"
 #include "SkDeviceImageFilterProxy.h"
 #include "SkDraw.h"
 #include "SkDrawable.h"
 #include "SkDrawFilter.h"
 #include "SkDrawLooper.h"
+#include "SkErrorInternals.h"
 #include "SkImage.h"
 #include "SkMetaData.h"
 #include "SkPathOps.h"
 #include "SkPatchUtils.h"
 #include "SkPicture.h"
 #include "SkRasterClip.h"
 #include "SkReadPixelsRec.h"
 #include "SkRRect.h"
 #include "SkSmallAllocator.h"
 #include "SkSurface_Base.h"
@@ skipping 914 matching lines @@
         return;
     }
 
     SkBaseDevice::Usage usage = SkBaseDevice::kSaveLayer_Usage;
     if (paint && paint->getImageFilter()) {
         usage = SkBaseDevice::kImageFilter_Usage;
     }
     device = device->onCreateCompatibleDevice(SkBaseDevice::CreateInfo(info, usage,
                                                                        fProps.pixelGeometry()));
     if (NULL == device) {
-        SkDebugf("Unable to create device for layer.");
+        SkErrorInternals::SetError( kInternalError_SkError,
+                                    "Unable to create device for layer.");
         return;
     }
 
     device->setOrigin(ir.fLeft, ir.fTop);
     DeviceCM* layer = SkNEW_ARGS(DeviceCM,
                                  (device, ir.fLeft, ir.fTop, paint, this, fConservativeRasterClip));
     device->unref();
 
     layer->fNext = fMCRec->fTopLayer;
     fMCRec->fLayer = layer;
@@ skipping 1550 matching lines @@
     }
 
     if (matrix) {
         canvas->concat(*matrix);
     }
 }
 
 SkAutoCanvasMatrixPaint::~SkAutoCanvasMatrixPaint() {
     fCanvas->restoreToCount(fSaveCount);
 }