stop using SkBitmap::Config

src/utils/SkTextureCompressor.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkTextureCompressor.h"
 
 #include "SkBitmap.h"
@@ skipping 179 matching lines @@
 
 typedef SkData *(*CompressBitmapProc)(const SkBitmap &bitmap);
 
 SkData *CompressBitmapToFormat(const SkBitmap &bitmap, Format format) {
     SkAutoLockPixels alp(bitmap);
 
     CompressBitmapProc kProcMap[kLastEnum_SkColorType + 1][kFormatCnt];
     memset(kProcMap, 0, sizeof(kProcMap));
 
     // Map available bitmap configs to compression functions
-    kProcMap[SkBitmap::kA8_Config][kLATC_Format] = compress_a8_to_latc;
+    kProcMap[kAlpha_8_SkColorType][kLATC_Format] = compress_a8_to_latc;
 
     CompressBitmapProc proc = kProcMap[bitmap.colorType()][format];
     if (NULL != proc) {
         return proc(bitmap);
     }
 
     return NULL;
 }
 
 }  // namespace SkTextureCompressor