Add default ctor to SkMask

src/core/SkAAClip.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 "SkAAClip.h"
 #include "SkAtomics.h"
@@ skipping 2147 matching lines @@
 
     if (fAAClip->quickContains(clip)) {
         fBlitter->blitMask(origMask, clip);
         return;
     }
 
     const SkMask* mask = &origMask;
 
     // if we're BW, we need to upscale to A8 (ugh)
     SkMask  grayMask;
-    grayMask.fImage = nullptr;
     if (SkMask::kBW_Format == origMask.fFormat) {
         grayMask.fFormat = SkMask::kA8_Format;
         grayMask.fBounds = origMask.fBounds;
         grayMask.fRowBytes = origMask.fBounds.width();
         size_t size = grayMask.computeImageSize();
         grayMask.fImage = (uint8_t*)fGrayMaskScratch.reset(size,
                                                SkAutoMalloc::kReuse_OnShrink);
 
         upscaleBW2A8(&grayMask, origMask);
         mask = &grayMask;
@@ skipping 33 matching lines @@
             rowMask.fBounds.fBottom = y + 1;
             fBlitter->blitMask(rowMask, rowMask.fBounds);
             src = (const void*)((const char*)src + srcRB);
         } while (++y < localStopY);
     } while (y < stopY);
 }
 
 const SkPixmap* SkAAClipBlitter::justAnOpaqueColor(uint32_t* value) {
     return nullptr;
 }