use colortype instead of config

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 220 matching lines @@
 // FIXME:  This should be refactored to SkImageFilterUtils for
 // use by other filters.  For now, we assume the input is always
 // premultiplied and unpremultiply it
 static SkBitmap unpremultiplyBitmap(const SkBitmap& src)
 {
     SkAutoLockPixels alp(src);
     if (!src.getPixels()) {
         return SkBitmap();
     }
     SkBitmap result;
-    result.setConfig(src.config(), src.width(), src.height());
-    result.allocPixels();
-    if (!result.getPixels()) {
+    if (!result.allocPixels(src.info())) {
         return SkBitmap();
     }
     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;
@@ skipping 425 matching lines @@
                                                 fBias,
                                                 fKernelOffset,
                                                 fTileMode,
                                                 fConvolveAlpha);
     return true;
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 #endif