Add nanobench tests for BitmapRegionDecoder

bench/subset/SubsetTranslateBench.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SubsetTranslateBench.h"
 #include "SubsetBenchPriv.h"
 #include "SkData.h"
 #include "SkCodec.h"
+#include "SkCodecBenchPriv.h"
 #include "SkImageDecoder.h"
 #include "SkOSFile.h"
 #include "SkScanlineDecoder.h"
 #include "SkStream.h"
 
 /*
  *
  * This benchmark is designed to test the performance of subset decoding.
  * It uses input dimensions to decode the entire image where each block is susbetW x subsetH.
  *
  */
 
 SubsetTranslateBench::SubsetTranslateBench(const SkString& path,
                                            SkColorType colorType,
                                            uint32_t subsetWidth,
                                            uint32_t subsetHeight,
                                            bool useCodec)
     : fColorType(colorType)
     , fSubsetWidth(subsetWidth)
     , fSubsetHeight(subsetHeight)
     , fUseCodec(useCodec)
 {
     // Parse the filename
     SkString baseName = SkOSPath::Basename(path.c_str());
 
     // Choose an informative color name
-    const char* colorName = get_color_name(fColorType);
+    const char* colorName = color_type_to_str(fColorType);
 
     fName.printf("%sSubsetTranslate_%dx%d_%s_%s", fUseCodec ? "Codec" : "Image", fSubsetWidth,
             fSubsetHeight, baseName.c_str(), colorName);
     
     // Perform the decode setup
     SkAutoTUnref<SkData> encoded(SkData::NewFromFileName(path.c_str()));
     fStream.reset(new SkMemoryStream(encoded));
 }
 
 const char* SubsetTranslateBench::onGetName() {
@@ skipping 68 matching lines @@
                     const uint32_t currSubsetHeight = y + (int) fSubsetHeight > height ?
                             height - y : fSubsetHeight;
                     SkIRect rect = SkIRect::MakeXYWH(x, y, currSubsetWidth,
                             currSubsetHeight);
                     decoder->decodeSubset(&bitmap, rect, fColorType);
                 }
             }
         }
     }
 }