SkBitmap move

src/effects/SkMatrixConvolutionImageFilter.cpp

 /*
  * Copyright 2012 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 "SkMatrixConvolutionImageFilter.h"
 #include "SkBitmap.h"
 #include "SkColorPriv.h"
@@ skipping 243 matching lines @@
     }
     SkBitmap result = device->accessBitmap(false);
     SkAutoLockPixels alp_result(result);
     for (int y = 0; y < src.height(); ++y) {
         const uint32_t* srcRow = src.getAddr32(0, y);
         uint32_t* dstRow = result.getAddr32(0, y);
         for (int x = 0; x < src.width(); ++x) {
             dstRow[x] = SkUnPreMultiply::PMColorToColor(srcRow[x]);
         }
     }
-    return result;
+    return skstd::move(result);
 }
 
 bool SkMatrixConvolutionImageFilter::onFilterImage(Proxy* proxy,
                                                    const SkBitmap& source,
                                                    const Context& ctx,
                                                    SkBitmap* result,
                                                    SkIPoint* offset) const {
     SkBitmap src = source;
     SkIPoint srcOffset = SkIPoint::Make(0, 0);
     if (!this->filterInput(0, proxy, source, ctx, &src, &srcOffset)) {
@@ skipping 113 matching lines @@
             str->appendf("%f ", fKernel[y * fKernelSize.width() + x]);
         }
     }
     str->appendf(")");
     str->appendf("gain: %f bias: %f ", fGain, fBias);
     str->appendf("offset: (%d, %d) ", fKernelOffset.fX, fKernelOffset.fY);
     str->appendf("convolveAlpha: %s", fConvolveAlpha ? "true" : "false");
     str->append(")");
 }
 #endif